You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a thrombin inhibitor.
user
COCC1=NCC(C2CC(c3ccc(OC(F)(F)F)cc3)CN(C(=O)N3CCC(O)C3)C2)=N1
assistant