7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-4S-hydroxy-3S-(N-allyl-N-tert-butyloxycarbonyl-amino)-hept-1-ene

(4Z)-6-(tert-butyldiphenylsilyloxy)-4-hexen-1-ol

2S-(1'S-hydroxy-4'-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-butyl)-N-tert-butyloxycarbonyl-2,5-dihydropyrrole

2R-(1'S-hydroxy-4'-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-butyl)-N-tert-butyloxycarbonyl-3R,4S-dihydroxypyrrolidine

(1R,3aR,4R,5S,7aR)-4-Allyl-5-[6-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-3-vinyl-hexyl]-1-((R)-1,5-dimethyl-hexyl)-7a-methyl-octahydro-inden-4-ol