86-74-8 9-Azafluorene 9H-Carbazole AI3-00096 CARBAZOLE CCRIS 121 Dibenzo(b,d)pyrrole Dibenzopyrrole Diphenyleneimine Diphenylenimide Diphenylenimine EINECS 201-696-0 HSDB 2164 NSC 3498 SKF 20091 USAF EK-600