You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-[2-[2-[(E)-3-phenylprop-2-enoyl]oxyethoxy]ethoxy]ethoxy]ethyl (E)-3-phenylprop-2-enoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H30O7
assistant