SMILES: C[C@@]1([C@H]2C[C@H]3[C@@H](C(=O)C(=C([C@]3(C(=O)C2=C(C4=C(C=CC(=C41)Cl)O)[O-])O)[O-])C(=O)N)[NH+](C)C)O
Description: The molecule is an organic anion that is the major structure of chlortetracycline at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a chlortetracycline.