SMILES: C/C/1=C/2\\[C@H]([C@]([C@@]([NH2+]2)([C@H]3[C@@H]([C@@](C(=N3)/C(=C\\4/[C@H](C(C(=N4)/C=C\\5/[C@H]([C@](C1=N5)(C)CC(=O)[O-])CCC(=O)[O-])(C)C)CCC(=O)[O-])/C)(C)CCC(=O)[O-])CC(=O)[O-])C)(C)CC(=O)[O-])CCC(=O)[O-]
Description: The molecule is a precorrin carboxylic acid anion arising from global deprotonation of the seven carboxy groups and protonation of the secondary amino group of the precorrin derivative hydrogenobyrinic acid; major species at pH 7.3. It is a conjugate base of a hydrogenobyrinic acid and a hydrogenobyrinate(4-).