(4S)-2-[1-(triisopropylsiloxy)-prop-2-(R)-yl]-6-(p-methoxybenzyloxy)-4-(p-nitrobenzoyloxy)-hex-1-ene

(2S,4S,6R,8S,10S)-8-(2-benzyloxyethyl)-10-(t-butyldimethylsiloxy)-4-methyl-2-{2-[1-(triisopropylsiloxy)-prop-2-(R)-yl]-allyl}-1,7-dioxaspiro[5.5]undecan-4-ol

(2S,6R,8S,10S)-8-(2-Benzyloxy-ethyl)-10-(tert-butyl-dimethyl-silanyloxy)-2-((R)-3-methyl-2-methylene-4-triisopropylsilanyloxy-butyl)-1,7-dioxa-spiro[5.5]undecan-4-one

(4R)-2-[1-(triisopropylsiloxy)-prop-2-(R)-yl]-6-(p-methoxybenzyloxy)-4-(triethylsiloxy)-hex-1-ene

(2S,5S)-5-hydroxy-7-(p-methoxybenzyloxy)-2-methyl-1-(triisopropylsiloxy)-heptan-3-one