[(2R,3S,5R,6S)-5-Benzyloxy-6-(2-benzyloxy-ethyl)-3-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-pyran-2-yl]-methanol

(2R,4aR,6S,7R,8aS)-2-Phenyl-6-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ol

(2R,4aR,6S,7R,8aS)-7-Benzyloxy-6-(2-benzyloxy-ethyl)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine

[(3S,5R,6S)-5-Benzyloxy-6-(2-benzyloxy-ethyl)-2-methylene-tetrahydro-pyran-3-yloxy]-tert-butyl-dimethyl-silane

[(2S,3S,5R,6S)-5-Benzyloxy-6-(2-benzyloxy-ethyl)-2-iodomethyl-tetrahydro-pyran-3-yloxy]-tert-butyl-dimethyl-silane