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: The molecule is a serine protease inhibitor and is thrombosis treatment.
user
CCCCC(=O)c1c(-c2ccc3c(Br)c(OCc4nn[nH]n4)ccc3c2)sc2ccccc12
assistant