Using COC(=O)/C=C/C(OC)OC, Cc1ccc(S(=O)(=O)C(C)C)cc1 to produce COC(=O)CC(C(OC)OC)C(C)(C)S(=O)(=O)c1ccc(C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.