Using Cc1ccc2c(c1)c(C=O)cn2S(=O)(=O)c1ccc(Cl)c([N+](=O)[O-])c1 to produce Cc1ccc2c(c1)c(CO)cn2S(=O)(=O)c1ccc(Cl)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.