Using CC(C)(C)C(=O)CBr, CN(O)c1cc(Oc2ccc(C(F)(F)F)cc2Cl)ccc1[N+](=O)[O-] to produce CN(OCC(=O)C(C)(C)C)c1cc(Oc2ccc(C(F)(F)F)cc2Cl)ccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.