Using COc1ccc(CBr)cc1C12CC3CC(CC(C3)C1)C2, COC(=O)c1ccc(S)cc1 to produce COC(=O)c1ccc(SCc2ccc(OC)c(C34CC5CC(CC(C5)C3)C4)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.