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Catsyn? 2,6-Dibromo-9,10-bis(9,9-dimethyl-9H-fluoren-2-YL)anthracene | CAS 1154751-57-1?? ?? ??? ?????. ? ??? C44H32Br2??, ???? 720.53g/mol??, ??? ????? NLT 98%???.