6,6-dimethyl-5,11-dihydro-4H-pyrido[3,2-a]carbazol-3-one

4-[2-(dimethylamino)ethyl]-6,6-dimethyl-5,11-dihydropyrido[3,2-a]carbazol-3-one

6,6-dimethyl-5,11-dihydropyrano[3,2-a]carbazol-3-one

4B,5,9B,10-四氢茚并[1,2-b]吲哚

3-anilino-2-sulfanylidene-1,3-thiazolidin-4-one