Using CC(C)(C)OC(=O)N1CCC(N)CC1, O=Cc1sc(Cl)nc1Cl to produce CC(C)(C)OC(=O)N1CCC(NCc2sc(Cl)nc2Cl)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.