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 N-(4-methylphenyl)-11-[(1-methylpyrrol-2-yl)methyl]-8-oxa-3,11-diazaspiro[5.6]dodecane-3-carboxamide into molecular formula.
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C23H32N4O2
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