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[C@@H]3[C@@H]([C@H](O[C@@H]([C@H]3O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)[C@H](CO)O)O)O)[C@H](CO)O)O)O)CO)O)O
Description: The molecule is a branched amino tetrasaccharide comprising an N-acetyl-D-glucosamine residue, a D-glucose residue and two L-glycero-D-manno-heptose residues, with linkages as shown.