Using COc1cc(C(F)(F)F)ccc1-c1nc(C)nc2cc(Br)ccc12, SCc1ccccc1 to produce COc1cc(C(F)(F)F)ccc1-c1nc(C)nc2cc(SCc3ccccc3)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.