Using CCOC(=O)C(C=O)Cc1cccc(OC)c1, N=C(N)N[N+](=O)[O-] to produce COc1cccc(Cc2cnc(N[N+](=O)[O-])[nH]c2=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.