5-(2-Thenoyl)-6,7,8,9-tetrahydro-5H-1,3-dioxolo(4,5-b)carbazole 50332-27-9 5H-1,3-DIOXOLO(4,5-b)CARBAZOLE, 6,7,8,9-TETRAHYDRO-5-(2-THENOYL)- 5H-1,3-Dioxolo(4,5-b)carbazole, 6,7,8,9-tetrahydro-5-(2-thienylcarbonyl)-