You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-amino-3-[3,4-bis(3-methylbutan-2-yloxycarbonyloxy)phenyl]-5-propan-2-yloxycarbonyloxyhexanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H43NO11
assistant