Using Cc1cc(-n2ccc3oc(Br)cc3c2=O)ccc1[N+](=O)[O-] to produce Cc1cc(-n2ccc3oc(Br)cc3c2=O)ccc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.