Synonyms: Platinum,[5,10,15,20-tetrakis(4-methylphenyl)-21H,23H-porphinato(2-)-N21,N22,N23,N24]-,(SP-4-1)-; 21H,23H-Porphine, 5,10,15,20-tetrakis(4-methylphenyl)-, platinumcomplex; (meso-Tetra-p-tolylporphinato)platinum; Platinum5,10,15,20-tetra(p-tolyl)porphine