Using Nc1cccc(S)c1, O=Cc1cccc(OC(F)(F)C(F)F)c1 to produce FC(F)C(F)(F)Oc1cccc(CNc2cccc(S)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.