Using CN(C(=O)OC(C)(C)C)c1ccc(Br)nc1[N+](=O)[O-], CCOCOc1ccc2oc(B(O)O)cc2c1 to produce CCOCOc1ccc2oc(-c3ccc(N(C)C(=O)OC(C)(C)C)c([N+](=O)[O-])n3)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.