You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(dimethylsulfamoyl)-N-(2-methoxyethyl)-N-[4-(4-nitrophenyl)-1,3-thiazol-2-yl]benzamide into its molecular formula.
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C21H22N4O6S2
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