(1R,3aR,4S,7aR)-1-[(1R,4S)-4,5-di(tert-butyldimethylsilyloxy)-1,5-dimethylhexyl]-7a-methyloctahydro-1H-inden-4-ol

(1R,3aR,4S,7aR)-4-acetoxy-1-[(1R,4S)-4,5-di(tert-butyldimethylsilyloxy)-1,5-dimethylhexyl]-7a-methyloctahydro-1H-indene

(1R,3aR,4S,7aR)-4-[(E)-bromomethylene]-1-[(1R,4S)-4,5-di(tert-butyldimethylsilyloxy)-1,5-dimethylhexyl]-7a-methyloctahydro-1H-inden

(3R,4R,5R)-3,4,5-tris(triethylsilyloxy)-oct-1-en-7-yne

(1R,3aR,4S,7aR)-7a-methyl-1-[(1S)-1-methyl-1-(phenylsulfonyl)ethyl]-4-(triethylsilyloxy)octahydro-1H-indene