SMILES: C(C[C@@H](CC(=O)NCCC[C@@H](CC(=O)NCCC[C@@H](CC(=O)N[C@@H]1[C@@H]([C@H]([C@H](O[C@H]1NC2=[NH+][C@@H]([C@H](N2)[C@@H](C[NH3+])O)C(=O)[O-])CO)OC(=O)N)O)[NH3+])[NH3+])[NH3+])C[NH3+]
Description: The molecule is a primary aliphatic ammonium ion which is obtained from streptothricin D by protonation of the guanidino and amino groups and deprotonation of the carboxylic acid group. It is a primary aliphatic ammonium ion, a monocarboxylic acid anion and a guanidinium ion. It is a conjugate acid of a streptothricin D acid.