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-[(2S)-1-[3-(4-hydroxy-2-methyl-6-oxopyridin-1-yl)propanoyl]pyrrolidin-2-yl]-N-(5-methylpyridin-2-yl)pyridine-2-carboxamide is given. What is its corresponding molecular formula?
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C25H27N5O4
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