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

methyl 2,6-diazido-4-O-benzyl-2,6-dideoxy-β-L-idopyranoside

methyl 2,6-diazido-4-O-benzyl-2,6-dideoxy-α-L-idopyranoside

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

5-azido-6-O-benzoyl-3-O-benzyl-1-O-tert-butyldimethylsilyl-5-deoxy-L-iditol