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 btk inhibitor, a cancer treatment, and autoimmune treatment.
user
N#Cc1c(-c2ccc(Cc3ccccc3)cc2)nn(C2CCCCCN(P)C2)c1N
assistant