tert-butyl 5,11-dimethyl-1,2,3,4-tetrahydropyrido[4,3-b]carbazole-6-carboxylate

6-benzyl-6H-pyrido[4,3-b]carbazole-5,11-dione

2-acetyl-5,11-dimethyl-2,3,4,6-tetrahydro-1H-pyrido[4,3-b]carbazole

10-(Phenylsulfonyl)-5,11-epoxy-5,11-dimethyl-5,11-dihydropyrido<3.4-b>carbazole

6-(Phenylsulfonyl)-5,11-epoxy-5,11-dimethyl-5,11-dihydropyrido<4.3-b>carbazole