You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-chloro-3-[[(5S)-3-ethyl-4,5-dihydro-1,2-oxazol-5-yl]methylcarbamoylamino]-N-propan-2-ylbenzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H23ClN4O3
assistant