Using O=C(CBr)c1ccc([N+](=O)[O-])cc1, Nc1nc2ccc(O)cc2s1 to produce O=[N+]([O-])c1ccc(-c2cn3c(n2)sc2cc(O)ccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.