You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (E)-N-(2-chlorophenyl)-2-cyano-3-[4-[2-(2,5-dimethylanilino)-2-oxoethoxy]-3-ethoxyphenyl]prop-2-enamide into its molecular formula.
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C28H26ClN3O4
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