You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a factor xa inhibitor and is anti thrombotic.
user
COC(=O)CN(C(=O)CCNC(=O)c1ccc(Cl)s1)c1ccc(N2CCOCC2=O)cc1
assistant