4,4',4''-(20-Phenyl-21H,23H-porphine-5,10,15-triyl)tris(1-methylpyridinium) 71183-08-9 Pyridinium, 4,4',4''-(20-phenyl-21H,23H-porphine-5,10,15-tryl)tris(1-methyl- meso-Tris(N-methyl-4-pyridinium)phenyl porphyrin