You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (E)-4-[3-[1-[[3-ethoxycarbonyl-4-(4-methylphenyl)thiophen-2-yl]amino]-1-oxopropan-2-yl]sulfanylanilino]-4-oxobut-2-enoic acid by IUPAC nomenclature, provide its molecular formula.
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C27H26N2O6S2
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