2,3,5,5,6,6-hexachloro-4-((p-tolylsulfonyl)imino)-2-cyclohexen-1-one

4-Chloro-N-[2,3,5,5,6,6-hexachloro-4-oxo-cyclohex-2-en-(Z)-ylidene]-benzenesulfonamide

2,3,5,5,6,6-Hexachloro-1,4-di-p-tolylsulfonylimino-2-cyclohexene

N,N'-(perchlorocyclohex-2-ene-1,4-diylidene)bis(4-chlorobenzenesulfonamide)

4-methyl-N-(4-oxocyclohexa-2,5-dien-1-ylidene)benzenesulfonamide