(2R,4S,5S,6S)-6-Allyl-4-(tert-butyl-dimethyl-silanyloxy)-2-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-5-iodo-pentyl]-2-methoxy-5-vinyl-tetrahydro-pyran

(2R,4S,5S,6S)-6-Allyl-2-[(S)-5-benzyloxy-2-(tert-butyl-dimethyl-silanyloxy)-pentyl]-4-(tert-butyl-dimethyl-silanyloxy)-2-methoxy-5-vinyl-tetrahydro-pyran

(4S,5S,6R)-4-Allyl-6-iodomethyl-2,2-dimethyl-5-vinyl-[1,3]dioxane

((4R,5S,6S)-6-Allyl-2,2-dimethyl-5-vinyl-[1,3]dioxan-4-yl)-methanol

(4S,6S)-4-((4S,5S,6S)-6-Allyl-2,2-dimethyl-5-vinyl-[1,3]dioxan-4-ylmethyl)-6-(3-benzyloxy-propyl)-2,2-dimethyl-[1,3]dioxane-4-carbonitrile