8-phenyl-2,3-dihydro-1H-pyrazino<3,2,1-jk>carbazole hydrochloride
8-phenyl-2,4,5,6-tetrahydro-1H-pyrazino<3,2,1-jk>carbazole
8-phenyl-2,3,3a,4,5,6-hexahydro-1H-pyrazino<3,2,1-jk>carbazole
1-phenethylamino-6-phenyl-1,2,3,4-tetrahydrocarbazole
1-phenethylimino-6-phenyl-1,2,3,4-tetrahydrocarbazole