SMILES: C1[C@H]([C@@H]([C@H]([C@@H]([C@H]1[NH3+])O[C@@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C[NH3+])O)O)[NH3+])O[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O[C@@H]4[C@@H]([C@H]([C@@H]([C@H](O4)C[NH3+])O)O)[NH3+])O)O)[NH3+]
Description: The molecule is an organic cation obtained by protonation of the six free amino groups of neomycin C; major species at pH 7.3. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a neomycin C.