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Catsyn? 5',5''''-(Naphthalene-1,4-diyl)bis(([1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid)) | CAS 1816997-26-8?? ?? ??? ?????. ? ??? C50H32O8??, ???? 760.78g/mol??, ??? ????? NLT 98%???.