[(3aR,5S,6aR,7aS,8R,11aS,11bR,11cR)-3-(tert-Butyl-dimethyl-silanyloxy)-5-ethoxy-8,11a-dimethyl-1,4,5,6a,7,7a,8,11,11a,11b-decahydro-3aH-6-oxa-benzo[de]anthracen-11c-yl]-methanol

(S)-(-)-2,3,4,4a,9,10-hexahydro-7-methoxy-1,4a-dimethyl-2-oxophenanthrene

(1S,2S,4aS,10aS)-1,2,3,4,4a,5,8,9,10,10a-decahydro-2-hydroxy-7-methoxy-1,4a-dimethylphenanthrene

(1R,4aS,4bR,9R,10aS)-9-<(tert-Butyldimethylsilyl)oxy>-1,4,4a,4b,5,6,7,9,10,10a-decahydro-1,4a-dimethylphenanthren-7-one

(1S,2S,4aS,4bR,10aS)-1,2,3,4,4a,4b,5,6,10,10a-decahydro-2-(methanesulfonyl)-7-methoxy-1,4a-dimethylphenanthrene