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 (4Z)-1-(3-bromo-4-methylphenyl)-4-[(4-chlorophenyl)-hydroxymethylidene]-5-(4-ethoxyphenyl)pyrrolidine-2,3-dione into its molecular formula.
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C26H21BrClNO4
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