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 2-[1-(4-methylphenyl)pyrrol-2-yl]-1-[4-(1-methylpiperidin-4-yl)piperazin-1-yl]ethanone .
user
C23H32N4O
assistant