Using CN1CCCN(c2nc3cc(Cl)c([N+](=O)[O-])cc3o2)CC1 to produce CN1CCCN(c2nc3cc(Cl)c(N)cc3o2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.