Using CCC(CN)c1ncc(C(F)(F)F)cc1Cl, O=C(O)c1ccccc1C(F)(F)F to produce CCC(CNC(=O)c1ccccc1C(F)(F)F)c1ncc(C(F)(F)F)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.