You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[4-[(Z)-[1-[2-(4-chloroanilino)-2-oxoethyl]-2,5-dioxoimidazolidin-4-ylidene]methyl]-2-methoxyphenoxy]propanoic acid into its molecular formula.
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C22H20ClN3O7
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