5-amino-2-azido-3,4,6-tri-O-benzyl-2,5-dideoxy-D-glucono-1,5-lactam

5-amino-3,4,6-tri-O-benzyl-5-deoxy-D-gluconolactam

5-amino-3,4,6-tri-O-benzyl-5-deoxy-D-mannonolactam

(5R,6R,7R,8S)-6,7-bis(benzyloxy)-5-[(benzyloxy)methyl]-5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-8-ol

5-amino-3,4,6-tri-O-benzyl-5-deoxy-2-O-(triethylsilyl)-D-glucono-1,5-lactam