You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a pde4 inhibitor.
user
COc1ccc(C(Cc2c(Cl)c[n+]([O-])cc2Cl)c2cc(COc3cccc(C(NC(=O)OC4CN5CCC4CC5)c4ccccc4)c3)oc2C(=O)[O-])cc1OC
assistant