You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[3-(4-methylphenyl)-6-oxo-4,5-dihydropyridazin-1-yl]-N-[3-(2-methylpiperidin-1-yl)propyl]acetamide into its molecular formula.
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C22H32N4O2
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