(3R,5S)-6-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-3-vinyl-hexanoic acid methyl ester

{(1R)-6-[(1R,2R,4S)-2-(benzyloxymethyl)-4-(methoxymethoxy)cyclopentyl]-1-methylhex-5-ynyloxy}-tert-butyldimethylsilane