1,5-diazido-6-O-benzoyl-3-O-benzyl-1,5-dideoxy-2,4-O-isopropylidene-L-iditol

5-azido-6-O-benzoyl-3-O-benzyl-1-O-tert-butyldimethylsilyl-5-deoxy-2,4-O-isopropylidene-L-iditol

Benzoic acid (R)-2-((3aR,5S,6S,6aR)-6-benzyloxy-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-2-trifluoromethanesulfonyloxy-ethyl ester