Using CCN(Cc1cc(C(F)(F)F)ccc1-c1cc(F)cc(CC(=O)O)c1)C(=O)OCc1ccccc1 to produce CCNCc1cc(C(F)(F)F)ccc1-c1cc(F)cc(CC(=O)O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.