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 3-[1-[[5-[2-(ethenylamino)ethyl]-5-[2-[4-[2-(4-ethyl-6-methylpyrimidin-2-yl)ethyl]phenyl]ethyl]-1,4-dihydroimidazol-2-yl]amino]ethenyl]-5,6-dimethylpyrazin-2-amine .
user
C32H43N9
assistant