Using Clc1ccc(CBr)cc1, CC(C)(C)OC(=O)N1CCN(c2nc[nH]c(=O)n2)CC1 to produce CC(C)(C)OC(=O)N1CCN(c2ncn(Cc3ccc(Cl)cc3)c(=O)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.