SMILES: CC1=C(C2=CC3=C(C(=C([N-]3)C=C4[C@@](C(=O)C(=N4)C=C5[C@@](C(=O)C(=N5)C=C1[N-]2)(C)CC(=O)O)(C)CC(=O)O)C)/C=C/C(=O)O)CCC(=O)O.[Fe]
Description: The molecule is a ferroheme having four carboxy groups and oxo groups on two of the pyrrole rings. It is a ferroheme, a metallochlorin, a diketone and a tetracarboxylic acid. It is a conjugate acid of a ferroheme d1(4-).