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 6-[4-(4-oxo-5-pyridin-3-ylpentyl)phenyl]-3,4-dihydro-1H-quinolin-2-one is given. What is its corresponding molecular formula?
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C25H24N2O2
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