SMILES: C[C@@]12CC(=O)O[C@@]13[C@@](C4=C(C(=C(N4)CC5=C(C(=C(N5)/C=C\\6/[C@H]([C@](/C(=C/C(=[NH+]3)[C@H]2CCC(=O)[O-])/N6)(C)CC(=O)[O-])CCC(=O)[O-])CC(=O)[O-])CCC(=O)[O-])CCC(=O)[O-])CC(=O)[O-])(C)O
Description: The molecule is a precorrin carboxylic acid anion that is the hexaanionic form of precorrin-3B. It is a conjugate base of a precorrin-3B. It is a conjugate acid of a precorrin-3B(7-).