Using NCc1ccc(F)cc1, O=c1[nH]cc(-c2ccccc2)n1-c1ccc(Cl)c(Cl)c1 to produce O=C1N=C(NCc2ccc(F)cc2)C(c2ccccc2)N1c1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.