[H][C@]12N=C(\C(C)=C3/N=C(/C=C4\N=C(\C(\C)=C5\[C@@H](CCC(O)=O)[C@](C)(CC(N)=O)[C@@]1(C)N5[Co+])[C@@](C)(CC(N)=O)[C@@H]4CCC(O)=O)C(C)(C)[C@@H]3CCC(O)=O)[C@](C)(CCC(O)=O)[C@H]2CC(O)=O