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-bromo-4-methylphenyl)-2-methyl-1-oxo-3-thiophen-2-yl-3,4-dihydroisoquinoline-4-carboxamide .
user
C22H19BrN2O2S
assistant