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 4-chloro-N-cyclopropyl-N-[1-(4-fluorophenyl)-2,5-dioxopyrrolidin-3-yl]benzenesulfonamide .
user
C19H16ClFN2O4S
assistant