You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[5-chloro-4-[3-(oxan-4-ylmethylamino)phenyl]pyridin-2-yl]-5-(fluoromethyl)pyrrolidine-3-carboxamide into its molecular formula.
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C23H28ClFN4O2
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