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 3-cyano-N-[2-(2-methoxyethoxymethylsulfanyl)-1,3-benzothiazol-6-yl]benzamide is given. What is its corresponding molecular formula?
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C19H17N3O3S2
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