(S)-2-{(R)-1-[(1R,3aR,4S,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-7a-methyl-octahydro-inden-1-yl]-ethyl}-5-methyl-5-triethylsilanyloxy-hexan-1-ol

(1R,3aR,4S,7aR)-octahydro-4-[(1,1-dimethylethyl)dimethylsilyloxy]-1-[(R)-2-hydroxy-1-methylethyl]-7a-methyl-1H-indene

(20S)-De-A,B-8β-[(tert-butyldimethylsilyl)oxy]-20-(cyanomethyl)pregnane