Using O=C(Nc1ccc(O)cc1)OCc1ccccc1, O=[N+]([O-])c1ccc(Br)cn1 to produce O=C(Nc1ccc(Oc2ccc([N+](=O)[O-])nc2)cc1)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.