You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [2-(4-morpholin-4-ylanilino)-2-oxoethyl] (E)-3-(5-chloro-1,3-dimethylpyrazol-4-yl)prop-2-enoate is given. What is its corresponding molecular formula?
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C20H23ClN4O4
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