Using COc1cc2ncnc(Cl)c2cc1OC, Nc1cc(O)c(Br)cc1F to produce COc1cc2ncnc(Nc3cc(O)c(Cl)cc3F)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.