You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a thrombin inhibitor and is anti coagulant. Please write the SMILES representation of it.
user
O=C(Cn1c(Cl)cnc(NCC(F)(F)c2cccc[n+]2[O-])c1=O)NCc1ccccc1OC(F)(F)F
assistant