Using Nc1ccc(Br)cc1F, CCN(CC)Cc1cc(-c2ccn3ccnc3c2)ccn1 to produce CCN(CC)Cc1cc(-c2ccn3c(-c4ccc(N)c(F)c4)cnc3c2)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.