You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a phosphodiesterase inhibitor that impacts copd treatment.
user
Cc1ccc(C#N)c(S(=O)(=O)N2CCSC2C(=O)OC(Cc2c(Cl)c[n+]([O-])cc2Cl)c2ccc(OC(F)F)c(OCC3CC3)c2)c1
assistant