SMILES: CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](O[C@H]1O[C@H]2[C@H]([C@@H]([C@H](O[C@@H]2O)CO)O)O)CO)O)O[C@H]3[C@@H]([C@H]([C@H]([C@H](O3)CO)O)O[C@@H]4[C@@H]([C@H]([C@H]([C@H](O4)CO)O)O)O)O
Description: The molecule is an amino tetrasaccharide comprising alpha-D-galactose, beta-D-galactose, N-acetyl-beta-D-glucosamine and (at the reducing end) alpha-D-mannose residues linked sequentially (1->3), (1->3) and (1->2). It is a glucosamine oligosaccharide and an amino tetrasaccharide.