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 (E)-N-[(5-bromothiophen-2-yl)methyl]-3-(4-ethoxyphenyl)-N-methylprop-2-enamide is given. What is its corresponding molecular formula?
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C17H18BrNO2S
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