You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the SMILES representation of the molecule 3-[5-(3-chloro-5-fluorophenyl)pentanoyl]-5-methyl-1-phenylpyrrolidin-2-one .
user
CC1CC(C(=O)CCCCC2=CC(F)=CC(Cl)=C2)C(=O)N1C1=CC=CC=C1
assistant