Using COC(=O)C1CC(c2ccc(CC(F)(F)F)cc2)CN(C(C)=O)C1 to produce CC(=O)N1CC(C(=O)O)CC(c2ccc(CC(F)(F)F)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.