You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a anti body.
user
CC1C(COC(=O)NCCCCCC(=O)NCc2ccc(C(=O)OC(C)(C)C)cc2)OC(n2ccc(NC(=O)OC(C)(C)C)nc2=O)C1(F)F
assistant