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 phosphodiesterase inhibitor and belongs to the anti thrombotic class of molecules.
user
CCCCCCN(C(=O)CCCCCCOc1cc(Cl)c2c(c1)CN1C(=N2)NC(=O)C1CO)c1ccccc1
assistant