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: It belongs to the copd treatment class of molecules. Please represent the molecule in SMILES.
user
CCN(N)c1ccc(C(c2ccc(C)c(CN3CCOc4ncccc4S3)c2)C(C)(C)N)c(C)c1N
assistant