methyl 3-O-benzyl-4-O-tert-butyldimethylsilyl-α-L-idopyranosyluronate(1→4)-2-acetylamido-3-O-benzyl-1-O-(2-(2-((2S)-bicyclo[2.2.1]hept-5-en-2-ylmethoxy)ethoxy)ethyl)-2-deoxy-β-D-glucopyranoside

methyl 3-O-benzyl-β-L-idopyranuronate 1,2-(methyl-orthoacetate)

methyl 3-O-benzyl-4-O-tert-butyldimethylsilyl-β-L-idopyranuronate 1,2-(methyl-orthoacetate)

methyl 4-O-acetyl-3-O-benzyl-β-L-idopyranuronate-1,2-(methyl orthoacetate)

methyl 2-O-acetyl-3-O-benzyl-4-O-tert-butyldimethylsilyl-α-L-idopyranosyluronate-(1→4)-2-azido-3-O-benzyl-1-O-(2-(2-((2S)-bicyclo[2.2.1]hept-5-en-2-yl-methoxy)ethoxy)ethyl)-6-Olevulinoyl-2-deoxy-β-D-glucopyranoside

methyl 3-O-benzyl-β-L-idopyranuronate

methyl 2-O-acetyl-3-O-benzyl-4-O-tert-butyldimethylsilyl-α-L-idopyranosyluronate-(1→4)-tert-butyldimethylsilyl (2-azido-3-O-benzyl-6-O-levulinoyl-2-deoxy-β-D-glucopyranoside)

methyl 1,2,4-tri-O-acetyl-3-O-benzyl-β-L-idopyranosyluronate

methyl 2-O-acetyl-3-O-benzyl-4-O-tert-butyldimethylsilyl-α-L-idopyranosyluronate-(1→4)-2-azido-3-O-benzyl-6-O-levulinoyl-2-deoxy-β-D-glucopyranosyl trichloroacetimidate