N,N-dimethyl-2,3,4,5-tetrachlorobenzamide

2,3,4,5-四氯苯甲酰氯

3,6-二氯苯二甲酸酐

2,4,5-三氟苯甲酸

2',4',5',7'-Tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxy-3H-spi ro[2-benzofuran-1,9'-xanthen]-3-one