Using CC(C)(C)OC(=O)Nc1ccccc1NC(=O)c1ccc(C2CCNCC2)cc1, O=Cc1cc[nH]n1 to produce Nc1ccccc1NC(=O)c1ccc(C2CCN(Cc3cc[nH]n3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.