Using COC(=O)c1cc2[nH]cc(C3=CCCCC3)c2s1, O=C([O-])O to produce COC(=O)c1cc2[nH]cc(C3CCCCC3O)c2s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.