Using O=[N+]([O-])c1cc(COc2ccc(Cl)c(Cl)c2)cc([N+](=O)[O-])c1 to produce Nc1cc(N)cc(COc2ccc(Cl)c(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.