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 [2-(4-bromo-3-chloroanilino)-2-oxoethyl] 5-[2-chloro-5-(trifluoromethyl)anilino]-5-oxopentanoate .
user
C20H16BrCl2F3N2O4
assistant