(2S,4S,7R)-8-(4-Methoxy-benzyloxy)-2,7-dimethyl-6-methylene-1-{2-[(2S,4S)-6-(naphthalen-2-ylmethoxy)-2,4-bis-triethylsilanyloxy-hexyl]-[1,3]dithian-2-yl}-octane-2,4-diol

(4S,6R)-4-(tert-Butyl-diphenyl-silanyloxymethyl)-6-iodomethyl-4-methyl-[1,3]dioxan-2-one