Using CC1(O)OC(=O)C(c2ccccc2)=C1c1ccc(S(C)(=O)=O)cc1, CCN(CC)CC to produce COC1(C)OC(=O)C(c2ccccc2)=C1c1ccc(S(C)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.