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 copd treatment.
user
COc1cc(C)c(N2CC3(CCCC(Cn4cnc5cc(F)c(C#N)cc54)C3)OC2=O)cn1
assistant