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: It belongs to the anti body class of molecules.
user
COC(=O)C(CC(=O)N1CCC(N2Cc3ccccc3NC2=O)CC1)Cc1cccc(O)c1
assistant