Synonyms: 5,9,14,18-Tetraazadocosanediamide, N-(6-Methyldipyrido(1,2-a:3',2'-d)imidazol-2-yl)-4,19-dioxo-N'-(4-(10,15,20-tris(4-methylphenyl)-21H,23H-porphin-5-yl)phenyl)-;87096-15-9;N-(6-MEthyldipyrido(1,2-a:3',2'-d)imidazol-2-yl)-4,19-dioxo-N'-(4-(10,15,20-tris(4-methylphenyl)-21H,23H-porphin-5-yl)phenyl)-5,9,14,18-tetraazadocosanediamide