Using CN(C)C=O, Cc1cc(Nc2nccc(C(F)(F)F)n2)cc(-c2cncs2)c1 to produce Cc1cc(Nc2nccc(C(F)(F)F)n2)cc(-c2cnc(C=O)s2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.