1-(2-((1S,2S,6R,Z)-2,6-bis((tert-butyldimethylsilyl)oxy)-4-(2-((1R,3aS,7aR,E)-7a-methyl-1-((R)-6-methyl-6-((triethylsilyl)oxy)heptan-2-yl)octahydro-4H-inden-4-ylidene)ethylidene)-3-methylenecyclohexyl)ethyl)-1H-imidazole

(3R,4S,5R)-3,5-bis(tert-butyldimethylsilyloxy)-4-[2-(pivaloyloxy)ethyl]oct-1-en-7-yne

(4R,5S,6R)-6-benzoyloxy-5-[2-(pivaloyloxy)ethyl]-1-(trimethylsilyl)oct-7-en-1-yn-4-ol

(3R,4S,5R)-4-[2-(pivaloyloxy)ethyl]oct-1-en-7-yne-3,5-diol