SMILES: C[C@H]1[C@H]([C@H]([C@@H]([C@@H](O1)O[C@@H]2[C@H]([C@H]([C@H](O[C@H]2O[C@@H]3[C@H](OC([C@@H]([C@H]3O)NC(=O)C)O)CO)CO)O)O[C@@H]4[C@@H]([C@H]([C@H]([C@H](O4)CO)O)O)O)O)O)O
Description: The molecule is a branched amino tetrasaccharide with a structure consisting of an alpha-galactosyl-(1->3)-beta-galactosyl-(1->4)-N-acetylglucosamine backbone, to the subterminal galactose of which is alpha(1->2)-linked a fucosyl residue. It has a role as an epitope. It is an amino tetrasaccharide and a glucosamine oligosaccharide.