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 2-[2-(dimethylamino)ethyl]-6-[(E)-3-(1,3-dioxobenzo[de]isoquinolin-2-yl)prop-1-enyl]benzo[de]isoquinoline-1,3-dione .
user
C31H25N3O4
assistant