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Catsyn? [1,1':3',1''-Terphenyl]-4,4''-dicarboxylic acid, 5',5''''-[2,2'-bithiophene]-5,5'-diylbis- | CAS 1227780-71-3?? ?? ??? ?????. ? ??? C48H30O8S2??, ???? 798.88g/mol??, ??? ????? NLT 98%???.