You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name (E)-N-benzyl-2-cyano-3-[4-[2-(3,4-dichloroanilino)-2-oxoethoxy]-3-ethoxyphenyl]prop-2-enamide into its molecular formula.
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C27H23Cl2N3O4
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