You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is anti thrombotic.
user
CN1C(=O)OC(N2CCN(CCC(=O)O)CC2)C1CCN1CCN(C(N)=NC(=O)OC(C)(C)C)CC1
assistant