Using C1CNC1, CNC(=O)n1ccc2cc(Oc3ccnc(NC(=O)N4CCC(=O)CC4)c3)ccc21 to produce CNC(=O)n1ccc2cc(Oc3ccnc(NC(=O)N4CCC(N5CCC5)CC4)c3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.