Using O=S(=O)(Cl)c1ccccc1, Oc1ccc(Sc2ccc(O)cc2)cc1 to produce O=S(=O)(Oc1ccc(Sc2ccc(OS(=O)(=O)c3ccccc3)cc2)cc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.