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-amino-2-oxoethyl)amino]-3-(4-aminophenyl)-1-oxopropan-2-yl]-3-chloro-4-propan-2-yloxybenzamide .
user
C21H25ClN4O4
assistant