(E)-(1R,2R,5R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-[2-((1R,3S)-4,4-dimethoxy-1,3-dimethyl-butyl)-[1,3]dithian-2-yl]-5-[1,3]dithian-2-yl-3-methyl-hex-3-en-1-ol

tert-Butyl-((E)-(1R,4R)-1-{(S)-[2-((1R,3S)-4,4-dimethoxy-1,3-dimethyl-butyl)-[1,3]dithian-2-yl]-methoxy-methyl}-4-[1,3]dithian-2-yl-2-methyl-pent-2-enyloxy)-dimethyl-silane