3-Amino-9-methyl-5,6,7,8-tetrahydrocarbazole hydrochloride 64057-88-1 CARBAZOLE, 3-AMINO-9-METHYL-5,6,7,8-TETRAHYDRO-, HYDROCHLORIDE Carbazole, 5,6,7,8-tetrahydro-3-amino-9-methyl-, hydrochloride