11H-3-Oxo-6,6-dimethyl-3,4,5,6-tetrahydropyrido(3,2-a)carbazole 127040-36-2 3H-Pyrido(3,2-a)carbazol-3-one, 4,5,6,11-tetrahydro-6,6-dimethyl- 4,5,6,11-Tetrahydro-6,6-dimethyl-3H-pyrido(3,2-a)carbazol-3-one BRN 4259143