You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 4-[3-[(2,4-difluorophenyl)methyl]-1,2,4-oxadiazol-5-yl]-1-methylpyrrolidin-2-one into molecular formula.
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C14H13F2N3O2
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