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 a asthma treatment.
user
COC(=O)c1cnc(Cc2ccc(S(=O)(=O)NCCc3ccc(Cl)cc3)cc2)c2ccccc12
assistant