You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4S)-4-[(5-amino-1,2,4-oxadiazol-3-yl)amino]-2,2,5-trimethylhexan-3-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C11H20N4O2
assistant