You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is both a asthma treatment and a ccr3 antagonist.
user
COc1ccc(-c2cnc(SCC(=O)NC3CCCC3N(CCc3ccc(Cl)cc3)C(=O)OC(C)(C)C)nc2)cc1OC
assistant