(4R,5R)-5-(1-Benzyloxymethyl-vinyl)-2,2-dimethyl-[1,3]dioxolane-4-carbaldehyde

(3aR,4R,7R,8R,8aS)-4-Benzyloxymethyl-2,2-dimethyl-hexahydro-[1,3]dioxolo[4,5-c]oxepine-7,8-diol

(2S,3R)-5-benzyl-2,3-O-isopropylidene-4-C-methylene-2-C-vinyl-D-erythro-pentitol

(4R,5S)-(-)-3-[(benzyloxy)methyl]-4,5-O-isopropylidene-2-cyclopenten-1-ol

2,5-anhydro-6-O-benzyl-1-iodo-3,4-O-isopropylidene-D-altro-hexitol