24519-85-5 3,6-Dithia-3,4,5,5-tetrahydrophthalimide 5H-1,4-Dithiino[2,3-c]pyrrole-5,7(6H)-dione, 2,3-dihydro- NSC179792 p-Dithiin-2,3-dicarboximide, 5,6-dihydro-