You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 1-(2-methoxyethyl)-1-[(1-methylpyrazol-4-yl)methyl]-3-[(1-methylpyrrolidin-3-yl)methyl]urea into its molecular formula.
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C15H27N5O2
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