You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a phosphodiesterase inhibitor.
user
C=C(Cl)C(CC(OC(=O)C1CSCCN1)c1ccc(OC(F)F)c(OCC2CC2)c1)=C(C)Cl
assistant