Using O=C(Cl)c1cccnc1Cl, Cc1cc(C(F)(F)F)c(N)c(Cl)n1 to produce Cc1cc(C(F)(F)F)c(NC(=O)c2cccnc2Cl)c(Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.