1,3,6,8-Tetranitrocarbazole 1,3,6,8-Tetranitrokarbazol [Czech] 4543-33-3 5-20-08-00056 (Beilstein Handbook Reference) 9H-Carbazole, 1,3,6,8-tetranitro- AI3-14491 BRN 0363292 Carbazole, 1,3,6,8-tetranitro- (8CI) EINECS 224-898-0 NSC 15106 Nirosan