You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (2S)-3-[(6-chloro-2-oxo-1,3-benzoxazol-3-yl)methyl-methylamino]-2-methylpropanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H17ClN2O4
assistant