(3aR,6R,7S,7aR)-7-Benzyloxy-6-hydroxymethyl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-carbonitrile

5-azido-3-O-benzyl-5-deoxy-1,2-O-isopropylidene-β-D-fructopyranose

O3-benzyl-2-hydroxymethyl-D-mannonic acid-4-lactone