Using COc1ccc(S(=O)(=O)Nc2ccc(C)cc2)c2c3ccccc3n(C=O)c12 to produce COc1ccc(S(=O)(=O)Nc2ccc(C)cc2)c2c1[nH]c1ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.