You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(Z)-3-(3-amino-4-methoxyphenyl)-2-(3,4,5-trimethoxyphenyl)prop-2-enenitrile;(2S)-2-amino-3-phenylpropanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H32N4O5
assistant