Using CC(C)(C)OC(=O)c1ccc(CBr)c(Cl)c1, O=c1[nH]nc(-c2ccc(Cl)cc2)n1C1CC1 to produce CC(C)(C)OC(=O)c1ccc(Cn2nc(-c3ccc(Cl)cc3)n(C3CC3)c2=O)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.