You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance [(2S)-1-[(5-methyl-1,2-oxazol-3-yl)amino]-1-oxobutan-2-yl] 3-(2-methylpropylsulfonyl)propanoate .
user
C15H24N2O6S
assistant