Using CC(C)(NC(=O)NOc1cc(Cl)cc(Br)c1)c1ccccc1, CCI to produce CCN(Oc1cc(Cl)cc(Br)c1)C(=O)NC(C)(C)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.