Using COc1ccccc1N1CCN(CCN)CC1, O=[N+]([O-])c1ccccc1Cl to produce COc1ccccc1N1CCN(CCNc2ccccc2[N+](=O)[O-])CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.