You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a anti coagulant.
user
NCc1ccc(CNC(=O)C2CC(Cc3ccc(Cl)cc3)CN2C(=O)C(N)CCc2ccccc2)cc1
assistant