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, a thrombin inhibitor, and a serine protease inhibitor.
user
COc1cc(O[Si](C(C)C)(C(C)C)C(C)C)c(F)c(C(C#N)Nc2ccc(C#N)c(F)c2)c1
assistant