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 (2R)-2-(piperidine-1-carbonyl)-N-[4-(trifluoromethoxy)phenyl]-2,3-dihydro-1,4-benzodioxine-6-sulfonamide is given. What is its corresponding molecular formula?
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C21H21F3N2O6S
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