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 integrin antagonist class of molecules.
user
CCOC(=O)CC(CC(=O)CCl)c1cc(OC)cc(OC)c1
assistant