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Ͷ¸åºó£¬Éó¸åÈË˵Õâ¾äÓÐÓï·¨´íÎó¡££¨Literature survey reveals that to the best of our knowledge the synthesis of derivatives 1 and 2 has not been reported yet. £©¡¢

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Literature survey reveals that £¬to the best of our knowledge£¬the syntheses of the derivatives 1 and 2 have not been reported so far.

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Mally89(½ð±Ò+2): ¸ÐлӦÖú£¡~»¶Ó­³£À´£¡~O(¡É_¡É)O~ 2011-06-18 21:33:02
baiyuefei(½ð±Ò+14): 2011-06-20 08:19:55
Literature survey reveals that £¬to the best of our knowledge£¬Õâ¸öÊÇì¶ÜµÄ£¬¿ÉÒÔ³¢ÊÔÏ£ºThe synthesis of the derivatives 1 and 2 has not been reported so far, according to our latest literature survey.
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3Â¥2011-06-18 20:21:25
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Mally89(½ð±Ò+2): ¸ÐлӦÖú£¡~»¶Ó­³£À´£¡~O(¡É_¡É)O~ 2011-06-18 21:32:56
baiyuefei(½ð±Ò+3, ·­ÒëEPI+1): 2011-06-20 08:19:23
To the best of our knowledge,  the syntheses of the derivatives 1 and 2 revealed in literature survey have not been reported so far.
2Â¥2011-06-18 20:19:10
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baiyuefei(½ð±Ò+3): 2011-06-20 08:19:35
As known to us that literature survey reveals the synthesis of derivatives 1 and 2 has not been reported yet.
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