You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a btk inhibitor. Please represent the molecule in SMILES.
user
CNC(c1ccc(Cc2ccccc2)cc1)c1c(N)ncc(-c2cnn(C)c2)c1NC1CCN(C)CC1
assistant