You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[1-[[2-(difluoromethoxy)phenyl]methyl]piperidin-3-yl]-3,4-dihydro-1H-isoquinoline-2-carboxamide into molecular formula.
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C23H27F2N3O2
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