You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N'-[1-(2-imidazol-1-ylethylamino)-2-methyl-1-oxopropan-2-yl]-N-[3-methoxy-4-(1,3-oxazol-5-yl)phenyl]oxamide .
user
C21H24N6O5
assistant