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Catsyn? 2',5'-Bis(prop-2-YN-1-yloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde | CAS 2585189-58-6?? ?? ??? ?????. ? ??? C26H18O4??, ???? 394.42g/mol??, ??? ????? NLT 98%???.