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 ethyl 4-[3-[5-chloro-2-fluoro-4-[(1-methylindole-3-carbonyl)amino]phenyl]-1-[4-(2,2-difluoroethyl)piperazin-1-yl]-2-oxo-1-pyrrolidin-1-ylpropoxy]cyclohexane-1-carboxylate .
user
C38H47ClF3N5O5
assistant