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 a bet inhibitor and is anti cancer.
user
CC1=CCN(c2ccc(-c3cc(F)cc(-c4ccnc(N5CCNCC5)c4)c3O)cc2Cl)C1=O
assistant