(S)-2-((1R,3aR,4S,7aR)-4-((tert-butyldimethylsilyl)oxy)-7a-methyloctahydro-1H-inden-1-yl)hexa-4,5-dien-3-one

tert-butyl(((1R,3aR,4S,7aR)-1-((S)-1-(furan-2-yl)ethyl)-7a-methyloctahydro-1H-inden-4-yl)oxy)dimethylsilane

ethyl 5-((S)-1-((1R,3aS,7aR,E)-7a-methyl-4-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methylene)octahydro-1H-inden-1-yl)ethyl)furan-2-carboxylate

de-A,B-8β,22-di-[(tert-butyldimethyl)silyloxy]-23,24-dinorcholane