You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-fluoro-N-[4-methoxy-3-(2-oxopiperidin-1-yl)phenyl]-2-oxo-3,4-dihydro-1H-quinoline-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H22FN3O4
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