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 4-[1-benzofuran-6-ylmethyl-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfamoyl]benzoic acid is given. What is its corresponding molecular formula?
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C22H14ClF3N2O5S
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