You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(E)-2-cyano-3-[4-[(2-cyanophenyl)methoxy]-3-methoxy-5-prop-2-enylphenyl]-N-(4-methoxyphenyl)prop-2-enamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H25N3O4
assistant