You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[4-[(2-chloro-6-fluorophenyl)methyl]piperazin-1-yl]-2-(2-methylpiperidin-1-yl)ethanone using the IUPAC nomenclature.
user
C19H27ClFN3O
assistant