(1S,2S,3R,4R,5R,6S)-6-endo-(benzyloxy)-2-exo,4-endo-dihydroxy-7-oxo-8-oxabicyclo[3.2.1]oct-3-endo-yl benzoate

methyl 3,5-di-O-acetyl-2,6-anhydro-4-O-benzoyl-D-glycero-D-galacto-hepturonate diethyl dithioacetal

(1R,2R,5S,6S,7R,8S)-6-exo,8-endo-bis(acetyloxy)-2-endo-(benzyloxy)-4-oxo-3,9-dioxabicyclo[3.3.1]non-7-endo-yl benzoate

methyl (7S)-3,5,7-tri-O-acetyl-7-C-[(1R,2S,3R,4S,5R,7S)-2-endo-(acetyloxy)-7-endo-(benzyloxy)-6-oxo-4-exo-(phenylthio)-8-oxabicyclo[3.2.1]oct-3-endo-yl]-2,6-anhydro-4-O-benzoyl-L-glycero-D-manno-heptonate

methyl (7S)-3,5-di-O-acetyl-2,6-anhydro-4-O-benzoyl-7-C-{(1R,2S,3R,4S,5R,6S,7R)-6-endo-(benzyloxy)-7-exo-{[(tert-butyl)dimethylsilyl]oxy}-4-endo-hydroxy-2-exo-(phenylthio)-8-oxabicyclo[3.2.1]oct-3-endo-yl}-L-glycero-D-manno-heptonate