methyl 2,6-anhydro-D-glycero-L-manno-hepturonate

methyl 2,6-anhydro-3,4,7-tri-O-benzyl-D-glycero-L-manno-hepturonate

methyl 2,6-anhydro-5-azido-3,4,7-tri-O-benzyl-5-deoxy-D-glycero-D-gulo-hepturonate

(2R,3R,4S,5R,6S)-3,4-Bis-benzyloxy-6-benzyloxymethyl-5-tert-butoxycarbonylamino-tetrahydro-pyran-2-carboxylic acid

methyl 2,6-anhydro-3,4,7-tri-O-benzyl-5-tert-butoxycarbonylamido-5-deoxy-D-glycero-D-gulo-hepturonate