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[求助]
跪求微谱数据
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各位虫友们，跪求以下三个化合物的微谱数据，不胜感激。 化合物1的C谱数据从小到达如下：7.1,73.9,85.3,95.6,105.9,116.0,116.2,121.0,130.2,146.5,147.3,162.2,162.5,198.5溶剂为氘代甲醇。 化合物2的C谱数据从小到达如下：7.5,93.5,104.3,116.1,116.3,121.7,137.3,146.3,156.1,159.3,163.7,177.3溶剂为氘代甲醇。 化合物3的C谱数据从小到达如下：94.5,99.4,104.7,111.6,116.1,116.4,121.8,124.3,135.9,137.4,146.4,148.1,148.9,158.4,162.5,165.8,177.5溶剂为氘代甲醇。 多谢虫虫们！ |
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2楼2013-03-05 23:14:50
wq0616
铁杆木虫 (正式写手)
- 应助: 323 (大学生)
- 金币: 6659.6
- 红花: 8
- 帖子: 955
- 在线: 72.9小时
- 虫号: 2001721
- 注册: 2012-09-14
- 性别: MM
- 专业: 中药炮制
【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
刘志刚: 金币+10, ★★★★★最佳答案, 真心感谢 2013-03-06 08:54:24
感谢参与，应助指数 +1
刘志刚: 金币+10, ★★★★★最佳答案, 真心感谢 2013-03-06 08:54:24
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??????1: 1 . 6-methylaromadendrin ?????:68.7% Phytochemistry 1985 24 155-158 Flavonoid glycosides from needles of Pinus massoniana Zhaobang Shen, Olof Theander Structure 13C NMR ??????? -------------------------------------------------------------------------------- 2 . taxifolin ?????:66.6% Planta Medica 1981 43 82-85 Dihydroflavanonols from Cedrus deodara,A 13C NMR Study P. K. Agrawal, S. K. Agarwal, R. P. Rastogi and B.-G. Dsterdahal Structure 13C NMR ??????? -------------------------------------------------------------------------------- 3 . dihydroquercetin ?????:66.6% Chemistry of Natural Compounds 2009 45 85-86 FLAVONOIDS FROM Rhododendron decorum Hui Zi Jin, Gang Chen,Xue Feng Li, Yun Heng Shen, Shi Kai Yan, Lu Zhang,Ming Yang, and Wei Dong Zhang Structure 13C NMR ??????? -------------------------------------------------------------------------------- 4 . Taxifolin C9H8O3 ?????:66.6% Chemistry of Natural Compounds 2009 45 725-727 CHEMICAL CONSTITUENTSFROM Rhododendron spinuliferum Gang Chen, Huizi Jin, Xuefeng Li,Qi Zhang, Yunheng Shen, Shikai Yan,and Weidong Zhang Structure 13C NMR ??????? -------------------------------------------------------------------------------- 5 . 3,3',5',5,7-pentahydroflavanone C15H12O7 ?????:66.6% Natural Product Research 2007 21 283-291 Antibacterial phenolic compounds from the spines of Gleditsia sinensis Lam. Ligang Zhou; Duan Li; Jingguo Wang; Yuanshuai Liu; Jianyong Wu Structure 13C NMR ??????? -------------------------------------------------------------------------------- 6 . (+)-taxifolin ?????:66.6% China Journal of Chinese Materia Medica 2006 31 1795-1797 Studies on chemical constituentsof Cercis chinensis MU lihua, ZHANG Dongming Structure 13C NMR ??????? -------------------------------------------------------------------------------- 7 . cilicicone-b C15H14O8 ?????:66.6% Zeitschrift f??r Naturforschung B 2007 62b 121-124 Two New Hydroxy Chalcone Derivatives from Thymus cilicicus Bahar Ahmed and Tawfeq A. Al-Howiriny Structure 13C NMR ??????? -------------------------------------------------------------------------------- 8 . dihydroquercetin ?????:66.6% Phytochemistry 1989 28 1237-1240 Polyphenolic glycosides from Douglas fir inner bark Lai Yeap Foo,Joseph J. Karchesy Structure 13C NMR ??????? -------------------------------------------------------------------------------- 9 . (2R,3R)-(+)-dihydroquercetin ?????:66.6% China Journal of Chinese Materia Medica 2010 35 722-724 Dihydroflavones in Rhododendron concinnum ZHAO Lei*; WU Dinghui; YU Xiaohui; ZHANG Yan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 10 . dihydroquercetin ?????:66.6% Chinese Traditional and Herbal Drugs 2010 41 191-195 Chemical constituents in stem bark of Morus cathayana NI Gang; ZHANG Qing-jian; ZHENG Zhong-fei; CHEN Ruo-yun; YU De-quan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 11 . taxifolin ?????:66.6% Archives of Pharmacal Research 2007 30 13-17 Monoamine oxidase inhibitory components fromCayratia japonica Xiang Hua Han, Seong Su Hong, Ji Sang Hwang, Myung Koo Lee and Bang Yeon Hwang, et al. Structure 13C NMR ??????? -------------------------------------------------------------------------------- 12 . (+)-dihydroquercetin ?????:66.6% Journal of the Chinese Chemical Society 1995 42 77-82 Chemical Constituents from the Roots of Zizyphus jujuba Mill. var. spinosa(??) 李??(Shoei-Sheng Lee);??????(Jeng-Shu Wang);?????(Karin Chiung-Sheue Chen) Structure 13C NMR ??????? -------------------------------------------------------------------------------- 13 . dihydroquercetin ?????:66.6% Bioorganic & Medicinal Chemistry 2012 20 4164-4171 Natural products as a gold mine for selective matrix metalloproteinases inhibitors Liyan Wang, Xi Li, Shoude Zhang, Weiqiang Lu, Sha Liao, Xiaofeng Liu, Lei Shan, Xu Shen, Hualiang Jiang, Weidong Zhang, Jin Huang, Honglin Li Structure 13C NMR ??????? -------------------------------------------------------------------------------- 14 . (+)-taxifolin ?????:66.6% Acta Pharmaceutica Sinica 2010 45 1139-1143 A new chromone derivative from Berchemia lineata SHEN Yu-xia, TENG Hong-li, YANG Guang-zhong, MEI Zhi-nan *, CHEN Xiao-long Structure 13C NMR ??????? -------------------------------------------------------------------------------- 15 . 2R,3R-Dihydroquercetagetin C15H12O8 ?????:66.6% Journal of Agricultural and Food Chemistry 2004 52 5863-5868 Phenolic Constituents and Antioxidant Activity of Wendita calysina Leaves (Burrito), a Folk Paraguayan Tea Anna Lisa Piccinelli, Francesco De Simone, Siro Passi, and Luca Rastrelli Structure 13C NMR ??????? -------------------------------------------------------------------------------- 16 . 2R,3R-Dihydroquercetin ?????:66.6% Journal of Agricultural and Food Chemistry 2001 49 2788-2798 Isolation and Characterization of Novel Benzoates, Cinnamates, Flavonoids, and Lignans from Riesling Wine and Screening for Antioxidant Activity Beate Baderschneider and Peter Winterhalter Structure 13C NMR ??????? -------------------------------------------------------------------------------- 17 . dihydroquercetin ?????:66.6% Chinese Traditional and Herbal Drugs 2012 43 242-246 Studies on flavonoids from Euonymus alatus BA Yin-ying; LIU Qian-ying; SHI Ren-bing; ZHANG Lan-zhen Structure 13C NMR ??????? -------------------------------------------------------------------------------- 18 . (2R,3R)-4-methoxyl-distylin C16H14O7 ?????:62.5% Chinese Journal of Medicinal Chemistry 2009 19 55-58 Chemical constituents of Paeonia albiflora DUAN Wen-juan, JIANG Yan, JIN Xin, QIN Geng-yao, QIU Feng Structure 13C NMR ??????? -------------------------------------------------------------------------------- 19 . taxifolin ?????:60% Archives of Pharmacal Research 2003 26 1018-1023 Constituents of the stems and fruits of Opuntia ficus-indica var. saboten Eun Ha Lee, Hyoung Ja Kim, Yun Seon Song, Changbae Jin and Kyung-Tae Lee, et al. Structure 13C NMR ??????? -------------------------------------------------------------------------------- 20 . compound 1a ?????:57.1% Phytochemistry 1994 36 1087-1088 5, 7, 2??, 5??-Tetrahydroxydihydroflavonol 3-rhamnoside from Plinia pinnata Jeannette Mendez, Masahisa Hasegawa, Anna Rita Bilia, Ivano Morelli Structure 13C NMR ??????? -------------------------------------------------------------------------------- 21 . 3,7,3',4'-tetrahydroxyflavanone ?????:57.1% Natural Product Research and Development 2010 22 590-593 Studies on the Chemical Constituents in Herb of Caesalpinia sappan L.(??) WANG Zhen-yue; WANG Zong-quan;ZHOU Ya-bin*; LI Chun-yan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 22 . skimmin ?????:53.3% Chinese Pharmaceutical Journal 2009 44 1851-1853 Research on the Chemical Constituents in Leaves of Camellia semiserrata Chi. LIN Hong-jing, FENG Bao-min, SHI Li-ying, TANG Ling, WANG Yong-qi Structure 13C NMR ??????? -------------------------------------------------------------------------------- 23 . 8,3',4'-trihydroxy-5,7-dimethoxy-4-phenylcoumarin C17H14O7 ?????:52.9% Phytochemistry 1989 28 1773-1774 A 4-arylcoumarin from Coutarea hexandra Mario D'Agostino,Vincenzo De Feo,Francesco De Simone,Cosimo Pizza Structure 13C NMR ??????? -------------------------------------------------------------------------------- 24 . (2S)-4',5,7-Trihydroxy-8-methylflavanone C16H14O5 ?????:50% Chemistry of Natural Compounds 2009 45 725-727 CHEMICAL CONSTITUENTSFROM Rhododendron spinuliferum Gang Chen, Huizi Jin, Xuefeng Li,Qi Zhang, Yunheng Shen, Shikai Yan,and Weidong Zhang Structure 13C NMR ??????? -------------------------------------------------------------------------------- 25 . (2R,3R)-6,8-di-C-methyldihydrokaempferol C17H16O6 ?????:50% Chemical & Pharmaceutical Bulletin 2010 58 859-861 Flavonoids from the Aerial Parts of Diplomorpha canescens Hari Prasad Devkota, Masato Watanabe, Takashi Watanabe and Shoji Yahara Structure 13C NMR ??????? -------------------------------------------------------------------------------- 26 . 5-methylquercetin ?????:50% Journal of Agricultural and Food Chemistry 2012 60 1510-1515 New Anthocyanidin and Anthocyanin Pigments from Blue Plumbago Irene Skaar, Monica Jordheim, Robert Byamukama, Angella Mbabazi, Sileshi G. Wubshet, Bernard Kiremire, and Øyvind M. Andersen Structure 13C NMR ??????? ??????2?? 1 . kaempferol ?????:61.5% Natural Product Sciences 2009 15 246-249 Phytochemical Constituents of Thesium chinense TURCZ and Their Cytotoxic Activities In Vitro Lee, Il-Kyun; Kim, Ki-Hyun; Choi, Sang-Un; Lee, Jae-Hyun; Lee, Kang-Ro Structure 13C NMR ??????? -------------------------------------------------------------------------------- 2 . kaempferol ?????:61.5% Chinese Journal of Medicinal Chemistry 2012 22 47-50 Chemical constituents of Lysimachia stenosepala CAO Xian-ping; LIANG Xin; ZHONG Hui-min Structure 13C NMR ??????? -------------------------------------------------------------------------------- 3 . quercetin ?????:60% China Journal of Chinese Materia Medica 2006 31 397-400 Studies on antiviral constutuents in stems and leaves of Pithecellibium clypearia LI Yaolan, LI Keming, SU Miaoxian, LEUNG Kantong, CHENG Yuwu, ZHANG Yongwen Structure 13C NMR ??????? -------------------------------------------------------------------------------- 4 . Quercetin ?????:60% Records of Natural Products 2008 2 76-82 Anti-ulcerogenic Activity of Extract and Some Isolated Flavonoids from Desmostachia bipinnata (L.) Stapf Amani S. Awaad, Nawal H. Mohamed, Derek J. Maitland and Gamal A. Soliman Structure 13C NMR ??????? -------------------------------------------------------------------------------- 5 . quercetin ?????:60% Chinese Traditional and Herbal Drugs 2010 41 1787-1790 ??????????????о? ???;????;????;??Ц?;??????;?????? Structure 13C NMR ??????? -------------------------------------------------------------------------------- 6 . quercetin ?????:60% Chinese Pharmaceutical Journal 2009 44 496-497 Study on Flavones of the Flower of Juglans regia JIA Zhong, ZHANG Pei-fen, TAO Bao-quan, LI Chong Structure 13C NMR ??????? -------------------------------------------------------------------------------- 7 . quercetin C15H10O7 ?????:60% Natural Product Research and Development 2007 19 801-803 Chemical Constituents of Taxodium mucronatum ZHANG Yu-mei; TAN Ning-hua Structure 13C NMR ??????? -------------------------------------------------------------------------------- 8 . quercetin ?????:60% Journal of Chemical Ecology 2010 36 720-726 Antitermite Activities of Coumarin Derivatives and Scopoletin from Protium javanicum Burm. f. Morina Adfa, Tsuyoshi Yoshimura, Kenichi Komura and Mamoru Koketsu Structure 13C NMR ??????? -------------------------------------------------------------------------------- 9 . ????? ?????:60% Chinese Traditional and Herbal Drugs 2011 42 38-41 Chemical constituents of antitumor active fraction of Lysimachia clethroides WU Wei, WANG Chun-zhi, LI Xia, LI Xiao-ran, XU Qiong-ming, YANG Shi-lin Structure 13C NMR ??????? -------------------------------------------------------------------------------- 10 . quercetin ?????:60% Chinese Traditional and Herbal Drugs 2011 42 230-233 Chemical constituents of Limonium sinense LIU Xing-kuan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 11 . Quercetin ?????:60% Molecules 2012 17 8898-8907 The Photodegradation of Quercetin: Relation to Oxidation Stefano Dall??Acqua, Giorgia Miolo, Gabbriella Innocenti and Sergio Caffieri Structure 13C NMR ??????? -------------------------------------------------------------------------------- 12 . quercetin C15H10O7 ?????:60% Chinese Traditional and Herbal Drugs 2012 43 2361-2364 Chemical constituents in ethylacetate fraction of Lycium barbarum XU Fei; WANG Xiao-zhong; SUN Yang; ZHANG Lei; GONG Bo-lin Structure 13C NMR ??????? -------------------------------------------------------------------------------- 13 . quercetin ?????:60% Chinese Traditional and Herbal Drugs 2012 43 2337-2341 Chemical constituents of Acanthopanax senticosus GONG Jing-ru; WANG Shu-fang Structure 13C NMR ??????? -------------------------------------------------------------------------------- 14 . Kaempferol ?????:58.3% Archives of Pharmacal Research 2006 29 1102-1108 Anti-inflammatory activity of flavonoids fromPopulus davidiana XinFeng Zhang, Tran Manh Hung, Phuong Thien Phuong, Tran Minh Ngoc and Byung-Sun Min, et al. Structure 13C NMR ??????? -------------------------------------------------------------------------------- 15 . Kampferol C15H10O6 ?????:58.3% Molecules 2012 17 6156-6169 Chemical Constituents of the Ethyl Acetate Extract of Belamcanda chinensis (L.) DC Roots and Their Antitumor Activities Mingchuan Liu, Shengjie Yang, Linhong Jin, Deyu Hu, Zhibing Wu and Song Yang Structure 13C NMR ??????? -------------------------------------------------------------------------------- 16 . quercetin ?????:58.3% Chinese Traditional and Herbal Drugs 2012 43 869-872 Chemical constituents of Lagochilus ilicifolius QIAN Jing-shi; ZHANG Bin-feng; WANG Wei; LIU Qing; WANG Chang-hong; JIAO Ying; CHOU Gui-xin; XU Hong; WANG Zheng-tao Structure 13C NMR ??????? -------------------------------------------------------------------------------- 17 . kaempferol ?????:53.8% Acta Bot. Boreal. -Occident. Sin. 2004 24 1093-1095 Studies on chemical constituents from tibetan medioine Elsholtzia ianthina DNG Chen-xu, ZHOU Ling-yun, JILAN-JU, JIWEN-he, MA Yu-hua Structure 13C NMR ??????? -------------------------------------------------------------------------------- 18 . 5,7,4'-trihydroxyflavone-3-ol ?????:53.8% China Journal of Chinese Materia Medica 2005 30 513-515 Studies on the chemical constituents in roots of Daphne odora var. atrocaulis ZHANG Wei, ZHANG Weidong, LI Tingzhao, ZHANG Chuan, LIU Runhui, ZHOU Yun, SU Juan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 19 . kaempferol ?????:53.8% China Journal of Chinese Materia Medica 2003 28 530-533 Studies on Flavonoids of Anaphalis sinica HUA Yan, HE Li, WANG Hanqing Structure 13C NMR ??????? -------------------------------------------------------------------------------- 20 . kaempferol ?????:53.8% China Journal of Chinese Materia Medica 2010 35 2293-2295 Chemical constituents of rhizomes of Smilax ferox YANG Anjin; GUO Xiaoqiu Structure 13C NMR ??????? ??????3?? 1 . quercetin ?????:88.2% China Journal of Chinese Materia Medica 2006 31 397-400 Studies on antiviral constutuents in stems and leaves of Pithecellibium clypearia LI Yaolan, LI Keming, SU Miaoxian, LEUNG Kantong, CHENG Yuwu, ZHANG Yongwen Structure 13C NMR ??????? -------------------------------------------------------------------------------- 2 . compound 1 ?????:88.2% Phytochemistry 1998 47 281-285 Flavonoids from red onion (Allium cepa) Torgils Fossen, Atle T. Pedersen, Øyvind M. Andersen Structure 13C NMR ??????? -------------------------------------------------------------------------------- 3 . ????? ?????:88.2% Chinese Traditional and Herbal Drugs 2010 41 206-208 ???????????????о? ??????; ?????; ÷?; ???; ??? Structure 13C NMR ??????? -------------------------------------------------------------------------------- 4 . ????? ?????:88.2% Chinese Traditional and Herbal Drugs 2009 40 1214-1216 ???÷?????????о? ??????;??????;??????;????;????;?????;?????? Structure 13C NMR ??????? -------------------------------------------------------------------------------- 5 . quercetin ?????:88.2% Chinese Traditional and Herbal Drugs 2009 40 1712-1715 ????????????λ???????о? ?????;??????;??????;?????;?????? Structure 13C NMR ??????? -------------------------------------------------------------------------------- 6 . quercetin ?????:88.2% Chinese Traditional and Herbal Drugs 2010 41 1787-1790 ??????????????о? ???;????;????;??Ц?;??????;?????? Structure 13C NMR ??????? -------------------------------------------------------------------------------- 7 . quercetin ?????:88.2% Chinese Journal of Natural Medicines 2010 8 257-259 Flavonoids from the Aerial Parts of Inula japonica QIN Jiang-Jiang; ZHU Jia-Xian; ZHU Yan; JIN Hui-Zi; LV Yong-Hai; ZHANG Wei-Dong Structure 13C NMR ??????? -------------------------------------------------------------------------------- 8 . Quercetin ?????:88.2% Chemistry of Natural Compounds 2010 46 811-812 Chemical composition of Sorbus tianschanica leaves L. Li, H. Tang, T. Wu and C. Z. Yu Structure 13C NMR ??????? -------------------------------------------------------------------------------- 9 . quercetin ?????:88.2% Chinese Pharmaceutical Journal 2009 44 496-497 Study on Flavones of the Flower of Juglans regia JIA Zhong, ZHANG Pei-fen, TAO Bao-quan, LI Chong Structure 13C NMR ??????? -------------------------------------------------------------------------------- 10 . quercetin ?????:88.2% Natural Product Research and Development 2009 21 612-615 Flavonoids from the Aerial Parts of Rhododendron primulaeflorum LI Xue-feng;JIN Hui-zi; CHEN Gang; YANG Ming; ZHU Yan; SHEN Yun-heng; YAN Shi-kai; ZHANG Wei-dong Structure 13C NMR ??????? -------------------------------------------------------------------------------- 11 . querctine ?????:88.2% Natural Product Research and Development 2008 20 816-820 Chemical Constituents of Oxyria digyna LI Xing-yu;LONG Chun-lin;WANG Yue-hu; GUO Rong; Structure 13C NMR ??????? -------------------------------------------------------------------------------- 12 . quercetin C15H10O7 ?????:88.2% Natural Product Research and Development 2007 19 614-616 Chemical Constituents of Nitraira tangutorum Seed from Qaidam Basin WANG Hong-lun; LI Yu-lin;WANG Xiao-yan; SUO You-rui Structure 13C NMR ??????? -------------------------------------------------------------------------------- 13 . quercetin ?????:88.2% Natural Product Research and Development 2006 18 621-623 Study on Chemical Constituents of Pinus massoniana leaf ZHANG Xu; JI Yuan-qiao; LI Ping; WAN De-guang; DENG Shi-rong; CHEN Hai-hong; JIANG Dao-feng Structure 13C NMR ??????? -------------------------------------------------------------------------------- 14 . quercetin ?????:88.2% Natural Product Research and Development 2005 17 172-174 Chemical Study on Sophora tonkinensisi DENG Yin-hua; XU Kang-ping; ZHANG Wei; TAN Gui-shan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 15 . quercetin ?????:88.2% Journal of Chemical Ecology 2010 36 720-726 Antitermite Activities of Coumarin Derivatives and Scopoletin from Protium javanicum Burm. f. Morina Adfa, Tsuyoshi Yoshimura, Kenichi Komura and Mamoru Koketsu Structure 13C NMR ??????? -------------------------------------------------------------------------------- 16 . quercetin C15H10O7 ?????:88.2% Turkish Journal of Chemistry 2005 29 163-169 Flavonol Glycosides from Asperula arvensis L. ZÜHAL GÜVENALP, L. ÖMÜR DEMİREZER Structure 13C NMR ??????? -------------------------------------------------------------------------------- 17 . ????? ?????:88.2% Chinese Traditional and Herbal Drugs 2011 42 38-41 Chemical constituents of antitumor active fraction of Lysimachia clethroides WU Wei, WANG Chun-zhi, LI Xia, LI Xiao-ran, XU Qiong-ming, YANG Shi-lin Structure 13C NMR ??????? -------------------------------------------------------------------------------- 18 . quercetin ?????:88.2% Chinese Traditional and Herbal Drugs 2011 42 230-233 Chemical constituents of Limonium sinense LIU Xing-kuan Structure 13C NMR ??????? -------------------------------------------------------------------------------- 19 . quercetin ?????:88.2% Acta Pharmaceutica Sinica 2010 45 1139-1143 A new chromone derivative from Berchemia lineata SHEN Yu-xia, TENG Hong-li, YANG Guang-zhong, MEI Zhi-nan *, CHEN Xiao-long Structure 13C NMR ??????? -------------------------------------------------------------------------------- 20 . azaspiracid 2 ?????:88.2% Journal of Agricultural and Food Chemistry 2012 60 2447-2455 Improved Isolation Procedure for Azaspiracids from Shellfish, Structural Elucidation of Azaspiracid-6, and Stability Studies Jane Kilcoyne, Adela Keogh, Ger Clancy, Patricia LeBlanc, Ian Burton, Michael A. Quilliam, Philipp Hess, and Christopher O. Miles Structure 13C NMR ??????? -------------------------------------------------------------------------------- 21 . azaspiracid 3 ?????:88.2% Journal of Agricultural and Food Chemistry 2012 60 2447-2455 Improved Isolation Procedure for Azaspiracids from Shellfish, Structural Elucidation of Azaspiracid-6, and Stability Studies Jane Kilcoyne, Adela Keogh, Ger Clancy, Patricia LeBlanc, Ian Burton, Michael A. Quilliam, Philipp Hess, and Christopher O. Miles Structure 13C NMR ??????? -------------------------------------------------------------------------------- 22 . Quercetin ?????:88.2% Chinese Journal of Applied & Environmental Biology 2009 15 615-620 Chemical Constituents from Polygonum perfoliatum LI Hongfang; MA Qingyun; LIU Yuqing; QIAN Jinfu; ZHOU Jun & ZHAO Youxing Structure 13C NMR ??????? |
3楼2013-03-06 08:04:48