You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a anti cancer.
user
COc1ccc(COCCc2c(N)ccc3c2CC(C)N(CC(F)(F)F)C3c2ccc(Br)cn2)cc1
assistant