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 N-(2,3-dichlorophenyl)-N-[2-(3,4-dihydro-2H-quinolin-1-yl)-2-oxoethyl]methanesulfonamide .
user
C18H18Cl2N2O3S
assistant