Using CC(C)(C)OC(=O)OC(=O)[O-], Nc1n[nH]c2ccc([N+](=O)[O-])cc12 to produce CC(C)(C)OC(=O)n1nc(N)c2cc([N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.