You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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(2-methylpyrazol-3-yl)-[3-(3-phenyl-1,2,4-oxadiazol-5-yl)pyrrolidin-1-yl]methanone is the IUPAC name of a molecule. Please give its molecular formula.
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C17H17N5O2
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