1H-Carbazol-3-amine, 2,3,4,9-tetrahydro-N-methyl- 2,3,4,9-Tetrahydro-N-methyl-1H-carbazole-3-amine 22350-03-4 3-Methylamino-1,2,3,4-tetrahydrocarbazole Demethylcyclindole Desmethylcyclindole