Using CCOc1cccc(CCl)n1, O=[N+]([O-])c1cccc2[nH]nc(Br)c12 to produce CCOc1cccc(Cn2nc(Br)c3c([N+](=O)[O-])cccc32)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.