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(3S,10R,13S,14S)-10,13-dimethylspiro[1,2,3,4,7,8,9,11,12,14-decahydrocyclopenta[a]phenanthrene-17,2'-1,3-dioxolane]-3-ol
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(3S,10R,13S,14S,16R)-16-bromo-10,13-dimethylspiro[1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-17,2'-1,3-dioxolane]-3-ol