4-methyl-4,6-dihydrothieno[3,4-c]furan 5,5-dioxide

3,4-dibromo-3,4-dimethylthiolane 1,1-dioxide

6,6-dichloro-1,5-dimethyl-3λ⁶-thiabicyclo[3.1.0]hexane 3,3-dioxide

4-chloro-3-methyl-5-methylidene-2H-thiopyran 1,1-dioxide

2-(3,5-dimethyl-4-oxothiopyran-2-yl)sulfanyl-3,5-dimethylthiopyran-4-one