You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a btk inhibitor.
user
CC1COC(c2nc(-c3ccc(C(=O)Nc4cc(C(F)(F)F)ccn4)cc3F)c3c(N)nccn23)CN1C1CCC(C)(C(=O)O)CC1
assistant