Using Nc1ccc2c(c1)C(=O)OC2, CC(=O)Nc1cccc(-c2cncc(Cl)n2)c1 to produce CC(=O)Nc1cccc(-c2cncc(Nc3ccc4c(c3)C(=O)OC4)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.