(3S,4S)-6-(tert-Butyl-diphenyl-silanyloxy)-hexane-1,3,4-triol

(2S,4S)-2-Phenyl-4-[(2S,5R)-5-((S)-toluene-4-sulfinylmethyl)-tetrahydro-furan-2-yl]-[1,3]dioxane

(2S,5R,2'S,5'R)-5'-Benzyloxymethyl-5-((S)-toluene-4-sulfinylmethyl)-octahydro-[2,2']bifuranyl

(2R,5S)-2-Benzyloxymethyl-5-{(S)-3-iodo-1-[(E)-2-((S)-toluene-4-sulfinyl)-vinyloxy]-propyl}-tetrahydro-furan

Toluene-4-sulfonic acid (R)-4-benzyloxy-3-[(E)-2-((R)-toluene-4-sulfinyl)-vinyloxy]-butyl ester