You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl 2,3-dioxo-3-[4-[(2S)-3-oxo-3-phenylmethoxy-2-(phenylmethoxycarbonylamino)propyl]phenyl]propanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C31H31NO8
assistant