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 3-(benzenesulfonylmethyl)-N-[4-(2,5-difluorophenyl)-1,3-thiazol-2-yl]furan-2-carboxamide is given. What is its corresponding molecular formula?
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C21H14F2N2O4S2
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