2,2',3,3',5,5',6,6'-八氯联苯

1,2,3,4,5-pentachloro-6-(2,3,4,5,6-pentachlorophenyl)sulfanylbenzene

四氯-1,4-二硝基苯

1,2,4,5-tetrachloro-3,6-bis(dichloromethyl)benzene

benzene-1,2,4,5-tetrathiol