Using O=C(n1ccnc1)n1ccnc1, O=C(O)c1cnn(-c2ccc(Cl)cc2Cl)c1C(F)(F)F to produce NC(=O)c1cnn(-c2ccc(Cl)cc2Cl)c1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.