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Translate the chemical IUPAC name ethane;13-ethyl-7,9-difluoro-1,12,15,19-tetramethyl-22-oxa-5,15-diazahexacyclo[17.2.1.02,18.04,16.05,14.06,11]docosa-2,4(16),6(11),7,9,17-hexaene into its molecular formula.
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C27H34F2N2O
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