You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a factor xa inhibitor.
user
COc1ccc(-n2nc(C(N)=O)c3c2C(=O)N(c2ccc(C4(CCn5ccnc5C)CC4)cc2)CC3)cc1
assistant