You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: It belongs to the anti coagulant class of molecules.
user
COCCCOC(=O)c1cc2cc(NC(=O)C3C(C4CCCCC4)CCN3C(=O)C3CCC(C(NC(=O)OC(C)(C)C)C(F)F)CC3)ccc2o1
assistant