Using Oc1ccc(S)cc1, COC(=O)CCc1oc(Cl)nc1-c1ccccc1 to produce COC(=O)CCc1oc(Sc2ccc(O)cc2)nc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.