106411-62-5 1H-Pyrido(3,4-b)indole-3-carboxylic acid, 2-acetyl-2,3,4,9-tetrahydro-1-methyl-, (1S-cis)- 2-Acetyl-2,3,4,9-tetrahydro-1-methyl-1H-pyrido(3,4-b)indole-3-carboxylic acid (1S-cis)-