SMILES: CC(=O)N[C@@H]1[C@H]([C@H]([C@H](O[C@H]1O[C@H]2[C@H]([C@H](OC([C@@H]2O)O)CO)O)CO)O[C@@H]3[C@@H]([C@H]([C@H]([C@H](O3)CO)O)O)O)O
Description: The molecule is an amino trisaccharide comprising an N-acetyl beta-D-galactosaminyl residue flanked by two D-galactopyranose residues (one at the reducing end). It has a role as an epitope. It is an amino trisaccharide and a galactosamine oligosaccharide.