SMILES: CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](O[C@@H]1O[C@@H]2[C@H](O[C@H]([C@@H]2O)O[C@@H]3[C@H]([C@@H](C[C@@H]([C@H]3O[C@@H]4[C@@H]([C@H]([C@@H]([C@H](O4)C[NH3+])O)O)[NH3+])[NH3+])[NH3+])O)CO)CO)O)O
Description: The molecule is a quadruply-charged organic cation obtained by protonation of the four free amino groups of 2'''-acetyl-6'''-hydroxyneomycin C; major species at pH7.3. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a 2'''-acetyl-6'''-hydroxyneomycin C.