Using O=C([O-])/C=C(\C(=O)[O-])N1CCC2(CC1)CN(c1ccccc1[N+](=O)[O-])c1cc(Cl)ccc12, O=[N+]([O-])c1ccccc1N1CC2(CCNCC2)c2ccc(Cl)cc21 to produce Nc1ccccc1N1CC2(CCNCC2)c2ccc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.