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 1-[(5-bromo-2,3-dihydro-1-benzofuran-7-yl)methyl]-3-propan-2-ylimidazol-2-one .
user
C15H17BrN2O2
assistant