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Catsyn? 4',4'''-(2,2-Diphenylethene-1,1-diyl)bis([1,1'-biphenyl]-4-carboxylic acid) | CAS 2590863-00-4?? ?? ??? ?????. ? ??? C40H28O4??, ???? 572.65g/mol??, ??? ????? NLT 98%???.