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-[1-(2-oxo-3,4-dihydro-1H-quinolin-6-yl)ethyl]-3-[4-[(2-oxopyrrolidin-1-yl)methyl]phenyl]urea into molecular formula.
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C23H26N4O3
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