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What is the molecular formula of the compound with this IUPAC name 3-(3-chlorophenyl)-N-[(2-fluorophenyl)methyl]-8-(trifluoromethyl)-1,2,4,4a,5,6-hexahydropyrazino[1,2-a]quinoline-5-carboxamide ?
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C27H24ClF4N3O
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