Trifluoro-methanesulfonic acid 1,5-dimethyl-6H-pyrido[4,3-b]carbazol-3-yl ester

1,2-dihydro-1,5-dimethyl-2-(4-toluenesulphonyl)-6H-pyrido[4,3-b]carbazole

1,5-dimethyl-3,4-dihydro-2H-pyrido[4,3-b]carbazole

N-[2-(1-methyl-9H-carbazol-2-yl)ethyl]acetamide

3-(N-(2,2-dimethoxyethyl)-N-(4-toluenesulphonyl)methylamino)-1-methylcarbazole