Using Cc1cc(Br)ccn1, CC(C)c1nc(-c2ccc(F)cc2)cs1 to produce Cc1cc(-c2sc(C(C)C)nc2-c2ccc(F)cc2)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.