Using Nc1ccc(Oc2cc(NC(=O)C(F)(F)F)c(F)cc2Cl)nc1, N#C[S-] to produce Nc1nc2ccc(Oc3cc(NC(=O)C(F)(F)F)c(F)cc3Cl)nc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.