You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a factor xia inhibitor.
user
O=C(O)Nc1ccc2nc(C(Cc3ccccc3)C(=O)N3CCC4(C3)OC(=O)Nc3ccc(Cl)cc34)[nH]c2c1
assistant