2,3-Dihydro-2,4-dimethyl-5H-pyrido(3,2-b)indole hydrochloride 2,4-Dimethyl-delta-carboline hydrochloride 5H-Pyrido(3,2-b)indole, 2,3-dihydro-2,4-dimethyl-, monohydrochloride UU9785000