Using CC(=O)OCC(=O)Cl, CC(C)(C#N)c1cccc(C(=O)Nc2cccc(Oc3ccc4nc(N)nn4c3)c2)c1 to produce CC(C)(C#N)c1cccc(C(=O)Nc2cccc(Oc3ccc4nc(NC(=O)CO)nn4c3)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.