You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[3-oxo-7-[[4-[(4-phenoxypiperidin-1-yl)methyl]phenyl]methoxy]-1H-isoindol-2-yl]cyclohexane-1,3-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H34N2O5
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