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 that impacts tumor treatment.
user
COCC(NC(=O)c1ccc(Cl)s1)C(=O)Nc1ccc(N2CCOCC2=O)c(C(F)(F)F)c1
assistant