Using Cn1nc(-c2ccccc2-c2cc3ccccc3o2)cc1C(=O)O, CCN(CC)C1CCNC1 to produce CCN(CC)C1CCN(C(=O)c2cc(-c3ccccc3-c3cc4ccccc4o3)nn2C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.