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)NC(=O)C)O[C@H]3[C@@H]([C@H]([C@H]([C@H](O3)CO)O)O)O)O)O
Description: The molecule is a branched amino trisaccharide that consists of N-acetyl-alpha-D-galactosamine having a beta-D-galactosyl residue attached at the 3-position and a beta-N-acetylneuraminosyl residue attached at the 6-position. It has a role as an epitope. It is an amino trisaccharide and a galactosamine oligosaccharide.