You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(2,6-dimethylphenyl)-2-[4-[2-oxo-2-(2,4,6-trichloroanilino)ethyl]piperazin-1-yl]acetamide ?
user
C22H25Cl3N4O2
assistant