Using Nc1cccnc1, O=[N+]([O-])c1c(Cl)nc(Cl)nc1N1CCOCC1 to produce O=[N+]([O-])c1c(Nc2cccnc2)nc(Cl)nc1N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.