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-[4-(furan-2-carbonyl)piperazin-1-yl]-2-oxoethyl] 3-(diethylsulfamoyl)-4-fluorobenzoate .
user
C22H26FN3O7S
assistant