Using CC(C)(C)OC(=O)Nc1cccc2c1cnn2C(CO)(CC(F)(F)F)c1ccc(Cl)cc1 to produce CC(C)(C)OC(=O)Nc1cccc2c1cnn2C(C=O)(CC(F)(F)F)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.