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 (3S)-3-(4-chlorophenyl)-3-(4-methoxybutanoylamino)propanoic acid .
user
COCCCC(=O)NC(CC(=O)O)C1=CC=C(Cl)C=C1
assistant