Pyrimidine-2,4(1H,3H)-dithione
9,11,20,22-tetrahydrotetrabenzo[d,f,k,m][1,3,8,10]tetraazacyclotetradecine-10,21-dithione
5-Methylpyrimidine-2,4(1H,3H)-dithione
1,2-Di(piperidin-1-yl)ethane-1,2-dithione
