You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[2-(3,4-dihydro-1H-isoquinolin-2-yl)-4-methylpentyl]-3,5-dimethyl-1H-pyrazole-4-sulfonamide .
user
C20H30N4O2S
assistant