3-O-benzyl-7-[benzyl(tert-butoxycarbonyl)amino]-1,2-O-isopropylidene-5,6,7-trideoxy-α-D-ribo-heptofuranose

Benzyl-[3-((2R,3R,4R)-3,4-bis-benzyloxy-5-methoxy-tetrahydro-furan-2-yl)-propyl]-carbamic acid tert-butyl ester

Benzyl-((4R,5R,6S)-5,6-bis-benzyloxy-4,7-dihydroxy-heptyl)-carbamic acid tert-butyl ester

Benzyl-((4S,5R,6S)-5,6-bis-benzyloxy-4-tert-butoxycarbonylamino-7-hydroxy-heptyl)-carbamic acid tert-butyl ester

[(4S,5R,6S)-4-Amino-5,6-bis-benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-heptyl]-benzyl-carbamic acid tert-butyl ester