4-[(R)-2-((1R,3aR,4S,7aR)-7a-Methyl-4-triethylsilanyloxy-octahydro-inden-1-yl)-propyl]-1-[(S)-2-((1R,3aR,4S,7aR)-7a-methyl-4-triethylsilanyloxy-octahydro-inden-1-yl)-propyl]-1H-[1,2,3]triazole

1,4-bis-[2-(4-{2-[3,5-bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-propyl]-1H-[1,2,3]triazole

(8S,20R)-des-A,B-20-(formylmethyl)-8β-[(triethylsilyl)oxy]pregnane