Using O=[N+]([O-])c1cc(Cl)c(Cl)c(Cl)c1, [O-]c1ccccc1 to produce O=[N+]([O-])c1cc(Cl)c(O)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.