You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a btk inhibitor.
user
Nc1ncnc2c1C(c1ccc(Oc3ccccc3)cc1)NN2C1CCN(C2CCNCC2)CC1
assistant