139749-52-3 63936-56-1 64589-00-0 66169-95-7 68928-79-0 Benzene, pentabromo(tetrabromophenoxy)- EINECS 264-565-7 Nonabromodiphenyl ether Nonabromodiphenyl oxide Nonabromophenoxybenzene PENTABROMO(TETRABROMOPHENOXY)BENZENE