Using COC(=O)c1cccc(O)c1, Nc1cc(Br)ncc1[N+](=O)[O-] to produce COC(=O)c1cccc(Oc2cc(N)c([N+](=O)[O-])cn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.