Home1,6:2,3-Dianhydro-4-O-(methyl 2,3-di-O-benzyl-β-D-glucopyranosyluronate)-β-D-mannopyranose1,6:2,3-Dianhydro-4-O-(methyl 2,3-di-O-benzyl-β-D-glucopyranosyluronate)-β-D-mannopyranose ≥99%