You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: It belongs to the cancer treatment class of molecules.
user
CC(C)C1(c2cc(C(F)(F)F)cc(C(F)(F)F)c2)C(C#N)=C(N)Nc2ncnn21
assistant