(2R,4S,5R,6S)-6-Allyl-2-((S)-5-benzyloxy-2-hydroxy-pentyl)-5-vinyl-tetrahydro-pyran-2,4-diol

{3-[6-[5-[6-(1-benzyloxymethyl-propyl)-4-cyano-2,2-dimethyl-[1,3]dioxan-4-yl]-2-(tert-butyl-dimethyl-silanyloxy)-pentyl]-4-(tert-butyl-dimethyl-silanyloxy)-6-methoxy-3-vinyl-tetrahydro-pyran-2-yl]-2-hydroxy-propyl}-phosphonic acid diethyl ester

(2R,3S,4S)-1-Triisopropylsilanyloxy-3-vinyl-hept-6-ene-2,4-diol