You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a btk inhibitor.
user
CC=CC(=O)N1CCCC(Nc2ncnc3[nH]cc(C(=O)c4ccc(Oc5ccccc5)cc4Cl)c23)C1
assistant