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求助两篇文献,谢谢。
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1.Kessar, S. V.; Gupta, Y. P.; Singh, Manmehar; Mahajan, R. K. Steroidal bases with fused hetero rings: part IV. Mass spectral studies of some steroidal pyrrolidines. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry (1977), 15B(4), 317-18. CODEN: IJSBDB ISSN:0376-4699. CAN 87:201874 AN 1977:601874 CAPLUS 2.Kessar, S. V.; Gupta, Y. P.; Singh, Manmehar; Mahajan, R. K. Steroidal bases with fused hetero rings: part III. Syntheses of some steroidal pyrrolidines. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry (1977), 15B(4), 313-16. CODEN: IJSBDB ISSN:0376-4699. CAN 87:201873 AN 1977:601873 CAPLUS |
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