Using [Zn+]c1ccccn1, Nc1c(Br)cc(-c2cccnc2)cc1[N+](=O)[O-] to produce Nc1c(-c2ccccn2)cc(-c2cccnc2)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.