Using Nc1ccccc1CCl, FC(F)(F)c1ccc2nc(S)[nH]c2c1 to produce Nc1ccccc1CSc1nc2cc(C(F)(F)F)ccc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.