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.
user
CON=C1CCCCN1c1ccc(NC(=O)C(OC(=O)Nc2ccc(Cl)cc2)c2ccccc2F)cc1
assistant