Using CCOC(=O)C(CCOCc1ccccc1)C(=O)OCC, O=C([O-])O to produce CCOC(=O)C(CO)(CCOCc1ccccc1)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.