Using [OH-], COc1ccc2c(c1)C(c1ccc([N+](=O)[O-])cc1)OC(C)C2 to produce COc1ccc2c(c1)C(O)(c1ccc([N+](=O)[O-])cc1)OC(C)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.