13,17-bis(1-carboxypropionyl)carbamoylethyl-3-ethenyl-2-hydroxy-3-hydroxyiminoethlidene-2,7,12,18-tetramethylporphyrin
13,17-bis(1-carboxypropionyl)carbamoylethyl-3-ethenyl-2-hydroxy-3-hydroxyiminoethlidene-2,7,12,18-tetramethylporphyrin