[Synonyms]
2,2 ', 4,4', 6,6 '- hexamethyl-3,3', 5,5 '- tetra (3,5-dicarboxyphenyl) biphenyl 2,2 ', 4,4', 6,6 '-Hexamethyl-3,3', 5,5 '-tetrakis (3,5-dicarboxyphenyl) biphenyl 5',5''-bis(3,5-dicarboxyphenyl)-2',2'',4',4'',6',6''-hexamethyl-[1,1':3',1'':3'',1'''-quaterphenyl]-3,3''',5,5'''-tetracarboxylic acid |