You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a phosphodiesterase inhibitor and belongs to the heart failure treatment class of molecules, with the characteristic of being anti thrombotic.
user
O=C(O)CN(C(=O)CCCCCCOc1c(Cl)ccc2c1CN1CC(=O)NC1=N2)C1CCCCC1
assistant