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 1-(3-chlorophenyl)-N-[2,6-di(propan-2-yl)phenyl]-5-oxopyrrolidine-3-carboxamide is given. What is its corresponding molecular formula?
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C23H27ClN2O2
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