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 ethyl 4-[3-[(E)-2-cyano-2-(3,4-dichlorophenyl)ethenyl]-2,5-dimethylpyrrol-1-yl]benzoate into molecular formula.
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C24H20Cl2N2O2
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