Using Cn1nnn(-c2cc([N+](=O)[O-])ccc2N2CCN(C3COC3)CC2)c1=O to produce Cn1nnn(-c2cc(N)ccc2N2CCN(C3COC3)CC2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.