You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is cancer treatment. Please represent the molecule in SMILES.
user
CC(C)(C)OC(=O)NC1CCN(Cc2cc(Cl)c3c(N(C(=O)O)C(=O)OC(C)(C)C)ncc(Br)c3c2)CC1
assistant