You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-(3,4-dihydro-1H-isoquinolin-2-yl)ethyl]-3-[(2-methylquinolin-4-yl)amino]benzenesulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H28N4O2S
assistant