(2E)-1,3-Bis(4-fluorophenyl)-2-propen-1-one;2-propen-1-one, 1,3-bis(4-fluorophenyl)-, (2E)-;trans-4,4'-Difluorochalcone;(2E)-1,3-bis(4-fluorophenyl)prop-2-en-1-one
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