Using CCOC(=O)c1c(C)c(-c2ccccc2)n(S(=O)(=O)c2ccccc2)c1C to produce Cc1c(CO)c(C)n(S(=O)(=O)c2ccccc2)c1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.