(6aR,7aS,8S,10aS,11aR,11bS)-1,2,5,6,6a,7,7a,8,9,10,10a,11,11a,11b-tetradecahydro-8-hydroxy-7a-methyl-3H-cyclopenta[b]phenanthren-3-one

(7R)-1-[(1'S,3a'S,6'S,7a'S)-1'-(1,1-dimethylethoxy)octahydro-7'a-methylspiro[1,3-dioxolane-2,5'-[5H]inden]-6'-yl]-7-(phenylmethoxy)-2-octanone

(1S,3aS,6R,7aS)-1-(1,1-dimethylethoxy)octahydro-7a-methyl-6-[(7R)-3-oxo-7-(phenylmethoxy)octyl]-5H-inden-5-one

(1S,3aS,6S,7aS)-1-(1,1-dimethylethoxy)octahydro-7a-methyl-6-[(7R)-2-oxo-7-(phenylmethoxy)octyl]-5H-inden-5-one

(1S,3aS,8aR,9aS)-1-(1,1-dimethylethoxy)-1,2,3,3a,4,7,8,8a,9,9a-decahydro-9a-methyl-5-[(3R)-3-(phenylmethoxy)butyl]-6H-benz[f]inden-6-one