20-isocyano-3-methoxy-20-tosylpregna-3,5,16-triene

20-isocyanopregna-4,16,20-trien-3-one

(E)-17-<(Diethylphosphono)formamidomethylene>-3-methoxyandrosta-3,5-diene

(3S,8R,9S,10R,13S,14S,17R)-17-(1,1-dimethoxyethyl)-17-fluoro-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol

双羟孕酮