(1R,5R)-3-[2-[(1S,3aS,7aS)-1-{(R)-1-[2-((S)-5,5-Diethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethoxy]-ethyl}-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5-hydroxymethyl-4-methylene-cyclohexanol
(1S,5S)-3-[2-[(1S,3aS,7aS)-1-{(R)-1-[2-((S)-5,5-Diethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethoxy]-ethyl}-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(Z)-ylidene]-5-hydroxymethyl-4-methylene-cyclohexanol
(8S,20R)-des-A,B-8-[(triethylsilyl)oxy]-20-[(p-toluenesulfonyl)oxy]methyl-pregnane