Using CC(C)(C)NCCCOc1ccccc1C(=O)c1cccc2[nH]ccc12 to produce CC(C)(C)NCCCOc1ccccc1C(O)c1cccc2[nH]ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.