2-methyl-5-methoxycarbonyl-11-methyl-6H-pyrido[4,3-b]carbazol-2-ium iodide

1,4-dimethylpyrano(3,4-b)indol-3-one

3-[(1E)-3,3-二甲基-1-三氮烯-1-基]异烟酸

9-benzyl-4-methyl-2,3,4,9-tetrahydro-1H-carbazole

3,4-dihydro-4-methylcarbazol-1(2H)-one