You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule dimethyl 2-[(3-ethoxycarbonyl-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophen-2-yl)carbamothioylamino]benzene-1,4-dicarboxylate into molecular formula.
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C23H26N2O6S2
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