You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is both a btk inhibitor and a cancer treatment.
user
Cc1c(NC(=O)N2CC(O)C(CC(C)C)C2)cc(F)cc1-c1ncnc2[nH]c(-c3ccc(CN4CCN(CC5CCNCC5)CC4)cc3)cc12
assistant