You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-(1,3-benzodioxol-5-yl)-4-[4-(4-chlorophenyl)sulfonylpiperazine-1-carbonyl]pyrrolidin-2-one by IUPAC nomenclature, provide its molecular formula.
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C22H22ClN3O6S
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