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-methyl-5-nitro-N-(1-propylsulfonyl-3,4-dihydro-2H-quinolin-6-yl)benzenesulfonamide .
user
C19H23N3O6S2
assistant