You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[4-methyl-2-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]-1-benzofuran-5-yl]benzonitrile .
user
C23H24N2O
assistant