You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-methyl-N-[[3-[4-(trifluoromethoxy)phenyl]-1,2,4-oxadiazol-5-yl]methyl]propanamide by IUPAC nomenclature, provide its molecular formula.
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C14H14F3N3O3
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