SMILES: CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](OC1O)CO)O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)CO)O)O)[NH3+])O
Description: The molecule is a primary ammonium ion derivative resulting from the protonation of the primary amino group of beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine. The major species at pH 7.3. It is a conjugate acid of a beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine.