Using Nc1nccc(Cl)n1, O=C(Nc1ccc(O)cc1)c1ccccc1Nc1ccc(F)cc1 to produce Nc1nccc(Oc2ccc(NC(=O)c3ccccc3Nc3ccc(F)cc3)cc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.