You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: It belongs to the anti tumor class of molecules.
user
O=C(CBr)OCCN(C(=O)CBr)c1ccc2cc(-c3ccccc3C(F)(F)F)[nH]c(=O)c2c1
assistant