2-Amino-9-methyl-5,6,7,8-tetrahydrocarbazole hydrochloride 63716-37-0 CARBAZOLE, 2-AMINO-9-METHYL-5,6,7,8-TETRAHYDRO-, HYDROCHLORIDE Carbazole, 5,6,7,8-tetrahydro-2-amino-9-methyl-, hydrochloride