You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a integrin antagonist. Use the above information to create a molecule.
user
COc1ccc(OCC(NC(=O)C2=C(c3ccc(CCCOc4cc(F)ccc4Br)cc3)CC3CNCC2N3)C2CC2)cc1.O=CO
assistant