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 (E)-3-[3-(2,5-dimethoxyphenyl)-6-methoxy-7-methyl-1-benzofuran-5-yl]-N-prop-2-enylbut-2-enamide ?
user
C25H27NO5
assistant