Using OO, CC#CC(c1ccc(SCc2ccccc2C)cc1)C1C(=O)OC(C)(C)OC1=O to produce CC#CC(c1ccc(S(=O)Cc2ccccc2C)cc1)C1C(=O)OC(C)(C)OC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.