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 2-[(2-chlorophenyl)methyl]-4-[(3S)-3-[(2S)-2-pyridin-3-ylpiperidine-1-carbonyl]piperidin-1-yl]isoindole-1,3-dione .
user
C31H31ClN4O3
assistant