Using CC[S-], O=C(Nc1ccc(C(F)(F)F)cc1)c1ncccc1Cl to produce CCSc1cccnc1C(=O)Nc1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.