Using C=Cc1cc2c(s1)-c1ccccc1C(CC)N2S(=O)(=O)c1ccc(OC)cc1 to produce CCc1cc2c(s1)-c1ccccc1C(CC)N2S(=O)(=O)c1ccc(OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.