Using CN(C)S(=O)(=O)c1ccc2ccc3ccccc3c(=O)c2c1 to produce CN(C)S(=O)(=O)c1ccc2c(c1)C(O)c1ccccc1C=C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.