You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 5-[[1-(4-chloro-2-fluorophenyl)-4-hydroxypiperidin-4-yl]methoxy]-7-ethoxy-8-fluoro-3,4-dihydro-1H-quinolin-2-one is given. What is its corresponding molecular formula?
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C23H25ClF2N2O4
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