You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 4-[(Z)-[4-cyclopropylimino-2-(piperidin-4-ylamino)pyrazolo[1,5-a][1,3,5]triazin-8-ylidene]methyl]-5-hydroxy-1,3-dihydroimidazol-2-one by IUPAC nomenclature, provide its molecular formula.
user
C17H21N9O2
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