Gala1-3(Fuca1-2)Galb1-4GlcNAcBlood Group B type II tetrasaccharideCAS No909890-21-7SynonymsGala1-3(Fuca1-2)Galb1-4GlcNAcChemical FormulaC26H45NO20Molecular Weight691.63 g/molSmilesCC1O[C@@H](OC2[C@H](O[C@H]3[C@H](O)C(NC(=O)C)C(O)OC3CO)OC(CO)[C@H](O)[C@@H]2O[C@H]4OC(CO)[C@H](O)[C@H](O)C4O)C(O)[C@@H](O)[C@@H]1O