Using Nc1c2c(=O)[nH]c3ccccc3c2nn1-c1cccc([N+](=O)[O-])c1 to produce Nc1cccc(-n2nc3c(c2N)c(=O)[nH]c2ccccc23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.