You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[1-(5-isocyanopyridin-2-yl)piperidin-4-yl]-N-[2-(6-methyl-3,4-dihydro-1H-isoquinolin-2-yl)ethyl]ethenamine ?
user
C25H31N5
assistant