α，α'，2，3，5，6-hexabromo-p-xylene

1,4-Bis(bromomethyl)-2,3,5,6-tetrabromobenzene

1,2,4,5-Tetrabromo-3,6-bis(bromomethyl)benzene

3,6-bis(bromomethyl)-1,2,4,5-tetrabromobenzene