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 N-[2-(dimethylamino)ethyl]-2-(2-methyl-N-methylsulfonylanilino)-N-[[3-(trifluoromethyl)phenyl]methyl]acetamide is given. What is its corresponding molecular formula?
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C22H28F3N3O3S
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