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 factor xa inhibitor and belongs to the anti thrombotic class of molecules.
user
COCC(NC(=O)c1ccc(N2CCCN(C)S2(=O)=O)c(C)c1)c1nc2ccc(Cl)cc2[nH]1
assistant