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Catsyn? N-([1,1':3',1''-terphenyl]-5'-YL)-9,9-dimethyl-9H-fluoren-2-amine | CAS 1372778-68-1?? ?? ??? ?????. ? ??? C33H27N??, ???? 437.57g/mol??, ??? ????? NLT 98%???.