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 thrombotic class of molecules, with the characteristic of being tumor treatment.
user
Cc1cc(NC(=O)N(Nc2cccc(CN)c2)c2ccc(F)cc2)ccc1N1CCCCC1=O
assistant