Using Fc1ccccn1, Cc1[nH]c2cc(Cl)ccc2c1Sc1cccc(Br)c1 to produce Cc1c(Sc2cccc(Br)c2)c2ccc(Cl)cc2n1-c1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.