You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is copd treatment.
user
CCn1nnc2c(C)c(C(c3ccc(C)c(CN4Cc5ccccc5OC(C)(C)C4)c3)C(C)C(=O)N3C(=O)OCC3Cc3ccccc3)ccc21
assistant