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 1-[3-fluoro-4-(1-methylpyrazolo[3,4-c]pyridin-4-yl)phenyl]-3-[3-(trifluoromethyl)phenyl]urea into molecular formula.
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C21H15F4N5O
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