You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a pde4 inhibitor and belongs to the copd treatment class of molecules.
user
O=C(OC1CN2CCC1CC2)N(Cc1cccc(OCc2ccc(C(=O)N3CCSC3(C(=O)[O-])C(Cc3c(Cl)c[n+](O)cc3Cl)c3ccc(OC(F)F)c(OCC4CC4)c3)cc2)c1)c1ccccc1
assistant