Using NNc1ccc(Br)cc1, CN(C)C=NC(=O)c1ccc([N+](=O)[O-])cc1 to produce O=[N+]([O-])c1ccc(-c2ncnn2-c2ccc(Br)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.