4,5-双(甲硫代)-1,3-二硫杂环戊烯-2-酮

4,5-乙撑二硫代-1,3-二硫酚-2-酮

4,5-ethylenedithio-1,3-dithio-2-selenone

4,5-二亚乙基二硫代-1,3-二硫醇-2-硫酮

5,7-dioxo(4H,6H)-1,3-dithiolo<4,5-d>pyrimidine-2-selenone