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Catsyn? 5'-(4-Aminophenyl)-2',4',6'-trimethyl-[1,1':3',1''-terphenyl]-4,4''-diamine | CAS 2642549-41-3?? ?? ??? ?????. ? ??? C27H27N3??, ???? 393.52g/mol??, ??? ????? NLT 98%???.