You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (E)-1-[3-(1H-benzimidazol-2-yl)piperidin-1-yl]-3-(2,3-dihydro-1-benzofuran-5-yl)prop-2-en-1-one .
user
C23H23N3O2
assistant