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-[4-[3-(2-methoxyphenyl)-2-(thiophene-2-carbonyl)-3,4-dihydropyrazol-5-yl]phenyl]ethanesulfonamide is given. What is its corresponding molecular formula?
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C23H23N3O4S2
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