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Catsyn? [1,1':4',1'':2'',1''':4''',1''''-Quinquephenyl]-4,4''''-diamine, 3'',4'',5'',6''-tetrakis(4'-amino[1,1'-biphenyl]-4-YL)- | CAS 1355992-59-4?? ?? ??? ?????. ? ??? C78H60N6??, ???? 1081.35g/mol??, ??? ????? NLT 98%???.