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-cyclohexyl-5-[4-(2,2,2-trifluoroacetyl)piperazine-1-carbonyl]isoindole-1,3-dione .
user
C21H22F3N3O4
assistant