SMILES: CC1=C2C=C3[C@@]([C@@H](C(=N3)C=C4[C@@]([C@@H](C(=CC5=NC(=CC(=C1CCC(=O)O)[N-]2)C(=C5C)CCC(=O)O)[N-]4)CCC(=O)O)(C)CC(=O)O)CCC(=O)O)(C)CC(=O)O.[Fe]
Description: The molecule is a heme that consists of sirohaem lacking the two carboxy groups at positions 12 and 18. It has a role as a bacterial metabolite. It is a conjugate acid of a 12,18-didecarboxysiroheme(6-).