Using O=C(O)c1ccc(C(F)(F)F)nc1Cl, CNc1ncc(C(F)(F)F)cc1N to produce CNc1ncc(C(F)(F)F)cc1NC(=O)c1ccc(C(F)(F)F)nc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.