(R)-4-((3R,5R,8R,9S,10S,13R,14S,17R)-3-((tert-butyldimethylsilyl)oxy)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoic acid

3α-Ethoxycarbonyloxy-5β-chola-6,11-diensaeure-methylester

7α,12α-Dihydroxychol-4-ensaeure-methylester

3α-Ethoxycarbonyloxy-5β-chola-7,(9)11-diensaeure-methylester

methyl 7α,12α-diacetoxy-5β-chol-3-enoate