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-methylphenyl)-4-[3-(4-propan-2-ylphenyl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one is given. What is its corresponding molecular formula?
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C22H23N3O2
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