Synonyms: 1H-Pyrido[2,3-b]indole,5,6,7,8-tetrahydro- (9CI);5H-Pyrido[2,3-b]indole, 6,7,8,9-tetrahydro-(6CI,7CI,8CI);5,6,7,8-Tetrahydro-9H-pyrido[2,3-b]indole;6,7,8,9-Tetrahydro-5H-pyrido[2,3-b]indole;1H-Pyrido[2,3-b]indole, 5,6,7,8-tetrahydro-;5H-Pyrido[2,3-b]indole, 6,7,8,9-tetrahydro-;5,6,7,8-Tetrahydro-1H-pyrido[2,3-b]indole;