You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a btk inhibitor.
user
COc1ccc(Nc2nc(N(Cc3ccccc3)Cc3ccccc3)c3[nH]cnc3n2)cc1
assistant