You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule [1-(3-acetylanilino)-1-oxopropan-2-yl] 3-[1-(4-bromophenyl)-2,5-dimethylpyrrol-3-yl]-2-cyanoprop-2-enoate ?
user
C27H24BrN3O4
assistant