You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a asthma treatment. Please represent the molecule in SMILES.
user
CCN(Cc1cc(C(F)(F)F)ccc1B1OC(C)(C)C(C)(C)O1)C(=O)OC(C)(C)C
assistant