(R)-2-[(1R,3aR,4S,7aR)-octahydro-4-(1,1-dimethylethyl)dimethylsilyloxy-7a-methyl-1H-inden-1-yl]propyl 4-(9-tetrahydropyranyloxynonan-1-oxy)benzenesulfonate

(5R,6R)-6-[(1R,3aR,4S,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-7a-methyl-octahydro-inden-1-yl]-5-hydroxymethyl-2-methyl-heptan-2-ol

(5S,6R)-6-[(1R,3aR,4S,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-7a-methyl-octahydro-inden-1-yl]-5-hydroxymethyl-2-methyl-heptan-2-ol

(20S)-de-A,B-8β-(tert-butyldimethylsilyl)oxy-20-butyl-pregnane

(20S)-de-A,B-8β-(tert-butyldimethylsilyl)oxy-20-(3-hydroxy)propyl-pregnane