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: The molecule is both a ccr3 antagonist and a chemokine receptor antagonist.
user
Cc1oc([N+](=O)[O-])cc1C(=O)NC(C)C(C)C
assistant