1,1':3',1''-Terphenyl]-4,4''-dicarboxylic acid, 5'-(4-carboxy-3,5-difluorophenyl)-3,3'',5,5''-tetrafluoro-

1,1':3',1''-Terphenyl]-4,4''-dicarboxylic acid, 5'-(4-carboxy-3,5-difluorophenyl)-3,3'',5,5''-tetrafluoro- · CAS 1660960-33-7