You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name N-[2-(2,4-difluorophenyl)-2,2-difluoroethyl]-5-methylpyrazolo[1,5-a]pyridine-3-carboxamide into its molecular formula.
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C17H13F4N3O
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