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 factor xa inhibitor and belongs to the anti coagulant class of molecules.
user
COC(=O)CN(C1CCN(Cc2cc(C(=N)N)cs2)C1=O)S(=O)(=O)c1sc2ccc(Cl)cc2c1C
assistant