4',4''',4''''',4'''''''-(porphyrin-5,10,15,20-tetrayl)tetrakis(([1,1'-biphenyl]-3,5-dicarboxylic acid))

4',4''',4''''',4'''''''-(porphyrin-5,10,15,20-tetrayl)tetrakis(([1,1'-biphenyl]-3,5-dicarboxylic acid)) 98%