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Translate the chemical IUPAC name 2-(2-fluorophenyl)-1-(5-pyridin-3-yl-9,12-dioxa-15-azatricyclo[15.3.1.03,8]henicosa-1(21),3(8),4,6,17,19-hexaen-15-yl)ethanone into its molecular formula.
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C31H29FN2O3
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