You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(Z)-2-[4-[4-[3-fluoro-4-(2-methylprop-2-enoyloxy)phenyl]phenyl]phenoxy]ethenyl] 2-methylprop-2-enoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H23FO5
assistant