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 anti coagulant.
user
CN1CC(c2cccc(C(=O)O)c2F)C(c2ccccc2)C1C(N)=O
assistant