You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[4-[methyl(pyridin-2-yl)amino]-3,4-dioxo-1-phenylbutan-2-yl]-2-(3-phenylpyrazol-1-yl)pyridine-3-carboxamide into its molecular formula.
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C31H26N6O3
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