Using N#CNC(=N)N, CC(=O)OCC(=O)c1ccc([N+](=O)[O-])cc1 to produce N=C(N)Nc1nc(-c2ccc([N+](=O)[O-])cc2)co1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.