SMILES: CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](O[C@@H]1O)CO)O)O[C@@H]2[C@H]([C@H]([C@@H]([C@H](O2)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)O
Description: The molecule is an amino tetrasaccharide comprising three residues of D-mannose and one of N-acetyl-alpha-D-glucosamine, in a linear sequence, all joined by beta-(1->3)-linkages.