(3aR,7R,7aS)-2,2-Dimethyl-5-oxy-3a,6,7,7a-tetrahydro-[1,3]dioxolo[4,5-c]pyridin-7-ol

methyl 4-O-benzyl-2,3-O-isopropylidene-α-D-mannopyranoside

methyl 4-O-benzyl-6,7-dideoxy-2,3-O-isopropylidene-α-D-manno-hept-6-enopyranoside

(3aS,4R,7R,8aR,8bR)-7-((3aS,4S,6S,7R,7aS)-7-Benzyloxy-4-methoxy-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-yl)-2,2-dimethyl-hexahydro-1,3,6-trioxa-5a-aza-as-indacen-4-ol

(3aR,4R,7R,7aS)-7-Acetoxy-4-[(R)-2-((3aS,4S,6R,7R,7aS)-7-benzyloxy-4-methoxy-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-yl)-2-hydroxy-ethyl]-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyridine-5-carboxylic acid benzyl ester