4-(10,15,20-Triphenyl-21H,23H-porphin-5-yl)benzenamine
5-(4-Hydroxyphenyl)-10,15,20-triphenylporphine
5-(4-Carboxyphenyl)-10,15,20-triphenyl-21H,23H-porphine
Benzoic acid, 4,4',4''-(20-phenyl-21H,23H-porphine-5,10,15-triyl)tris-