2,3,5,6-Tetrachloro-4-pyridinethiol10351-06-153 % similar Hexachlorobenzene118-74-150 % similar Octachloronaphthalene2234-13-140 % similar 2,6-Dichlorobenzenethiol24966-39-035 % similar Tetrachlorocatechol1198-55-633 % similar Bis(2,3,4,5,6-pentachlorophenyl) disulfide22441-21-033 % similar Pentachlorophenol87-86-533 % similar Pentachloropyridine2176-62-732 % similar Pentachlorobenzene608-93-532 % similar 1,2,3,4-Tetrachloronaphthalene20020-02-430 % similar