You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the breast cancer treatment class of molecules.
user
CC1Cc2cc(O)ccc2C(c2c(F)cc(OC3CN(CCCF)C3)cc2F)N1CC(F)(F)F
assistant