Using OCCOc1ccc(OCc2ccc(-c3ccccc3)cc2)cc1, BrC(Br)(Br)Br to produce BrCCOc1ccc(OCc2ccc(-c3ccccc3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.