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 1-[(Z)-[(3E)-3-[(4-chlorophenyl)methylidene]-2-morpholin-4-ylcyclopenten-1-yl]methylideneamino]imidazolidine-2,4-dione into molecular formula.
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C20H21ClN4O3
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