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 based on this description: The molecule is a anti cancer agent and is anti cancer.
user
NCCNC(=O)c1cc(Cl)c2nc(NC(=O)c3ccc(-c4ccnc(N)n4)s3)sc2c1
assistant