Using O=[N+]([O-])O, O=C(c1ccc(Br)cc1)c1cccc([N+](=O)[O-])c1 to produce O=C(c1cccc([N+](=O)[O-])c1)c1ccc(Br)c([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.