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Catsyn? [1,1':2',1''-Terphenyl]-3,3'',5,5''-tetracarboxylic acid, 3',4',5',6'-tetrakis(3,5-dicarboxyphenyl)- | CAS 2219313-57-0?? ?? ??? ?????. ? ??? C54H30O24??, ???? 1062.80g/mol??, ??? ????? NLT 98%???.