Using NNC(=O)c1ccccc1C(=O)NN, O=C1c2ccccc2C(=O)N1CCC(F)(F)COCc1ccccc1 to produce CCC(F)(F)C(N)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.