Using [N-]=[N+]=[N-], CC(C)(C)OC(=O)c1cnc(Cl)cc1Nc1ccc(Br)cc1Cl to produce CC(C)(C)OC(=O)c1cnc(N=[N+]=[N-])cc1Nc1ccc(Br)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.