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 pde4 inhibitor and belongs to both the anti inflammatory and anti tumor classes of molecules.
user
CNC1CCCCN(c2nc3c(OC(F)(F)F)c(C(C)(C)OC)cc(-c4nccs4)c3o2)C1
assistant