2-(5-O-benzyl-2,3-O-isopropylidene-β-D-ribofuranosyl)-1,3-diphenylimidazolidine

3,6-anhydro-7-O-benzyl-4,5-O-isopropylidene-D-glycero-D-altro-heptonamide

methyl 3,6-anhydro-2-azido-2,7-dideoxy-D-glycero-D-allo-heptonamide

3,6-anhydro-7-deoxy-4,5-O-isopropylidene-D-glycero-D-altro-heptonamide

3,6-anhydro-2-azido-2,7-dideoxy-4,5-O-isopropylidene-D-glycero-D-allo-heptonamide