2(1H)-pyrimidinone, 5-chloro-3,4-dihydro-4-thioxo- 5-chloro-4-thioxo-3,4-dihydropyrimidin-2(1H)-one InChI=1/C4H3ClN2OS/c5-2-1-6-4(8)7-3(2)9/h1H,(H2,6,7,8,9