Using COC(=O)c1cc(S(=O)(=O)c2cc(Br)c(Cl)c([N+](=O)[O-])c2)c(SC)s1, Nc1ccccc1 to produce COC(=O)c1cc(S(=O)(=O)c2cc(Br)c(Nc3ccccc3)c([N+](=O)[O-])c2)c(SC)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.