You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4Z)-1-(3,5-dichlorophenyl)-5-(4-fluorophenyl)-4-[hydroxy-(3-nitrophenyl)methylidene]pyrrolidine-2,3-dione .
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C23H13Cl2FN2O5
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