You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[1-[3-(4-chlorophenyl)-4-[(3,5-dichlorophenyl)carbamoylamino]butyl]piperidin-4-yl]-2-methoxyacetamide into molecular formula.
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C25H31Cl3N4O3
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