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tert-butyl(((R)-4-((3S,8S,9S,10R,13R,14S,17R)-3-((tert-butyldimethylsilyl)oxy)-4,4,10,13-tetramethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentyl)oxy)dimethylsilane
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(R)-4-((5R,10S,13R,17R)-4,4,10,13-tetramethyl-3-oxo-2,3,4,5,6,7,10,11,12,13,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanal
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(3S,5R,9R,10R,13R,17R)-17-((R)-5-hydroxypentan-2-yl)-4,4,10,13-tetramethyl-15-oxo-2,3,4,5,6,7,9,10,11,12,13,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
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