You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-[2,3-bis(ethenyl)phenyl]-3-prop-2-enylbenzimidazol-5-yl]-morpholin-4-ylmethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H25N3O2
assistant