Using COC(=O)C(C)(Oc1ccc(-c2ccc(Cl)cc2)cc1)C(F)(F)F to produce CC(Oc1ccc(-c2ccc(Cl)cc2)cc1)(C(=O)O)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.