SMILES: CC1C2=NC(=CC3=C(C(=C([N-]3)C=C4C(=C(C(=N4)C=C5C(=C(C(=C2)[N-]5)C)C)C)CCC(=O)O)CCC(=O)O)C)C1(C)C.[Fe]
Description: The molecule is a metallochlorin that is the iron(II) complex of 7,8-dihydroporphyrin which is substituted by methyl groups at positions 3, 7, 7, 8, 12, 13, and 17, and by carboxyethyl groups at positions 2 and 18. It is a ferroheme, a metallochlorin and a dicarboxylic acid. It is a conjugate acid of an iron methylchlorin(2-).