Using O=C(O)C(F)(F)F, CC(=O)c1ccc(-c2ccc3oc(C(=O)O)cc3c2)cc1 to produce CC(=O)Oc1ccc(-c2ccc3oc(C(=O)O)cc3c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.