1,2,3,4-Tetrahydrocarbazole 1H-Carbazole, 2,3,4,9-tetrahydro- 1H-Indole, 2,3-(1,4-butanediyl)- 2,3-Tetramethylene-1H-indole 2,3-Tetramethyleneindole 5,6,7,8-Tetrahydrocarbazole 942-01-8 Carbazole, 1,2,3,4-tetrahydro- Carbazole, 5,6,7,8-tetrahydro- NSC17329 WLN: T B656 HM&&TJ