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 N-[[3-(4-chlorophenyl)-2-(2,4-dichlorophenyl)-3,4-dihydropyrazol-5-yl]methyl]-3-cyanobenzenesulfonamide is given. What is its corresponding molecular formula?
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C23H17Cl3N4O2S
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