5,15-bis(3-nitrophenyl)-10,20-diphenylporphyrin

5,10,15-tris(3-nitrophenyl)-20-phenylporphyrin

5,10,15,20-tetrakis[4-(benzyloxy)phenyl]porphine

5,10,15-triphenyl-20[4-(benzyloxy)-phenyl]porphine

5,15-diphenyl-10,20-bis[4-(benzyloxy)phenyl]porphine