Using CC(=O)OC1CN(c2ccc(Cl)cc2[N+](=O)[O-])CC1N1CCN(C(=O)c2ccc(Cl)cc2)CC1 to produce CC(=O)OC1CN(c2ccc(Cl)cc2N)CC1N1CCN(C(=O)c2ccc(Cl)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.