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2β-Ethynyl-5β,17β-dihydroxy-3,4-bisnorandrostane 17-acetate

✍ Scribed by Chiaroni, A. ;Riche, C. ;Pascard-Billy, C.

Book ID
117859696
Publisher
International Union of Crystallography
Year
1975
Weight
185 KB
Volume
31
Category
Article
ISSN
0567-7408

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In the title molecule, C 20 H 28 O 3 , ring A has a regular chair conformation, while ring C has a slightly distorted chair conformation. Ring B shows an asymmetric half-chair conformation and ring D is in an envelope conformation. Rings A and B are cis-fused, while rings B and C and rings C and D a