Using CC(=O)OCC#CCOc1ccc(S(=O)(=O)N2CCSC(C)(C)[C@@H]2C(=O)OC(C)(C)C)cc1 to produce CC(=O)OCC#CCOc1ccc(S(=O)(=O)N2CCSC(C)(C)[C@@H]2C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.