You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(3,3-difluoropiperidin-1-yl)-6-piperidin-4-yl-N-[4-(trifluoromethyl)pyridin-2-yl]pyrimidin-4-amine into its molecular formula.
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C20H23F5N6
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