You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: It belongs to the anti thrombotic class of molecules. Please write the SMILES representation of it.
user
CCOC(=O)c1cnn(CC=C2CN(C(C(=O)C3CC3)c3ccccc3F)CCC2S)c1
assistant