You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a btk inhibitor. Please write the SMILES representation of it.
user
CC1(C)CC(c2nc(-c3ccc(C(=O)Nc4cc(C(F)(F)F)ccn4)cc3)c3c(N)nccn23)CCC1C(=O)O
assistant