You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a chemokine receptor antagonist.
user
CC(C)COc1ccccc1CN1CCC2(CCN(C(=O)Cc3cc(F)ccc3F)CC2)C1.O=C(O)C(F)(F)F
assistant