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: It belongs to the chemokine receptor antagonist class of molecules.
user
CCN(C(=O)Cc1ccccc1)C1CCN(Cc2cccc(Oc3ccccc3OC)c2)CC1
assistant