Using Cc1ccc(S(=O)(=O)N2CCSC[C@H]2C(=O)O)cc1, OCCCOc1ccccc1 to produce Cc1ccc(S(=O)(=O)N2CCSC[C@H]2C(=O)OCCCOc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.