Using CC(C)(C)OC(=O)NCc1cc(Cl)ccc1[N+](=O)[O-], Oc1cncc(Br)c1 to produce CC(C)(C)OC(=O)NCc1cc(Oc2cncc(Br)c2)ccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.