2,3,4,5,6-五氯联苯

1,2,3,4-Tetrachlor-7,7-aethylendioxy-5-phenyl-bicyclo[2.2.1]heptadien-2,5

5,5-二甲氧基-1,2,3,4-四氯环戊二烯

苯乙炔

2,3,4,5-四氯噻吩 1,1-二氧化物