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 3-(2,2-dichloroethenyl)-2,2-dimethyl-N-[4-(4-pyrrolidin-1-ylsulfonylphenyl)-1,3-thiazol-2-yl]cyclopropane-1-carboxamide into its molecular formula.
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C21H23Cl2N3O3S2
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