SMILES: C[C@H]1[C@H]([C@H]([C@@H]([C@@H](O1)O[C@@H]2[C@H]([C@@H](O[C@@H]([C@@H]2O)CO)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](O[C@@H]([C@@H]4O)O)CO)O)CO)NC(=O)C)O)O)O
Description: The molecule is an amino tetrasaccharide consisting of alpha-fucosyl, N-acetyl-beta-galactosaminyl, N-acetyl-beta-glucosaminyl and alpha-galactose residues joined in a linear sequence. It has a role as an epitope.