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-[[5-(dimethylsulfamoyl)thiophen-2-yl]methyl]-2-(4-ethoxyphenyl)-1,3-thiazole-4-carboxamide is given. What is its corresponding molecular formula?
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C19H21N3O4S3
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