Using O=C(Cl)c1cccc([N+](=O)[O-])c1, Brc1ccccc1 to produce O=C(c1ccc(Br)cc1)c1cccc([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.