cis-4-propionyl-1-phenylcyclohexane

ethyl 2-phenylselanylbutanoate

(2-dodecylsulfonylcyclohexyl)selanylbenzene

1-methyl-4-[2-[[2-(4-methylphenyl)sulfonylcyclohexyl]diselanyl]cyclohexyl]sulfonylbenzene