17β-hydroxy-(8α,10ξ)-estr-4-en-3-one

1-((1S,3aR,3bS,4S,8aS,8bS,10aR)-4-Benzyloxy-1-hydroperoxy-6,10a-dimethyl-1,2,3,3a,3b,4,5,7,8,8a,8b,9,10,10a-tetradecahydro-dicyclopenta[a,f]naphthalen-1-yl)-ethanone

1-((1R,3aR,3bS,4S,8aS,8bS,10aR)-4-Benzyloxy-6,10a-dimethyl-1,2,3,3a,3b,4,5,7,8,8a,8b,9,10,10a-tetradecahydro-dicyclopenta[a,f]naphthalen-1-yl)-ethanone

(3aS,3bR,4R,8aR,8bR,10aS)-4-Benzyloxy-6,10a-dimethyl-3,3a,3b,4,5,7,8,8a,8b,9,10,10a-dodecahydro-2H-dicyclopenta[a,f]naphthalen-1-one