You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name N-[5-(3,4-dichlorophenyl)pent-1-en-3-yl]-1-methyl-4,5-dioxopyrrolidine-3-carboxamide into its molecular formula.
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C17H18Cl2N2O3
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