Using O=C(O)c1cc(Cl)nn1-c1ncccc1Cl, Cc1cc(Cl)cc(C(=O)O)c1N to produce Cc1cc(Cl)cc2c(=O)oc(-c3cc(Cl)nn3-c3ncccc3Cl)nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.