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
C=CC(=O)NC1CCN(c2n[nH]c3nccc(-c4ccc(C(C)NC(=O)c5cc(C(C)(C)O)on5)c(F)c4)c23)C1
assistant