Using O=C([O-])[O-], C=Cc1ccc(-c2ccc(C(=O)OC)cc2)c(OC)c1 to produce COC(=O)c1ccc(-c2ccc(CCO)cc2OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.