3-methyl-4-(2-methyl-3-oxobutyl)sulfanylbutan-2-one

1,4,5,8-tetramethyl-2,6-dithia-9-aza-bicyclo[3.3.1]nonane

3,7-dimethyl-5-thia-nonane-2,8-dione-bis-(2,4-dinitro-phenylhydrazone)

2,2-diethyl-4,5-dimethyl-5,6-dihydro-2H-[1,3]thiazine

3,8-dimethyl-5,6-dithia-decane-2,9-dione-bis-(2,4-dinitro-phenylhydrazone)