SMILES: CC(=O)N[C@@H]1[C@H](C[C@@](O[C@H]1[C@@H]([C@@H](CO)O)O)(C(=O)O)O[C@H]2[C@H]([C@H](O[C@H]([C@@H]2O)O[C@@H]3[C@H](O[C@H]([C@@H]([C@H]3O)NC(=O)C)O[C@H]4[C@H]([C@H](OC([C@@H]4NC(=O)C)O)CO)O)CO)CO)O)O
Description: The molecule is a linear amino tetrasaccharide comprising alpha-sialyl, beta-D-galactosyl, N-acetyl-beta-D-glucosaminyl and N-acetyl-D-galactosamine residues in a (2->3), (1->4) and (1->3) sequence. It has a role as an epitope. It is an amino tetrasaccharide, a glucosamine oligosaccharide and a galactosamine oligosaccharide.