Using NCc1cccc([N+](=O)[O-])c1, O=C=Nc1ccc(Cl)c(C(F)(F)F)c1 to produce O=C(NCc1cccc([N+](=O)[O-])c1)Nc1ccc(Cl)c(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.