Using Nc1cncc(O)c1, O=C(NC(=S)Nc1cccc(C(F)(F)F)c1)c1ccc(F)c(F)c1 to produce O=C(/N=C(\Nc1cncc(O)c1)Nc1cccc(C(F)(F)F)c1)c1ccc(F)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.