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)OC[C@@H]2[C@H]([C@@H]([C@H]([C@@H](O2)O[C@@H]3[C@H](O[C@H]([C@@H]([C@H]3O)NC(=O)C)O[C@@H]4[C@H](OC([C@@H]([C@H]4O)NC(=O)C)O)CO)CO)NC(=O)C)O)O)O
Description: The molecule is an amino tetrasaccharide comprising an alpha-sialyl residue, two N-acetyl-beta-D-glucosaminyl residues and an N-acetyl-D-glucosamine residue linked in a (2->6), (1->4) and (1->4) sequence. It has a role as an epitope. It is an amino tetrasaccharide and a glucosamine oligosaccharide.