1,2-Benzenediol, 4-((6-hydroxy-2,3,4,9-tetrahydro-1H-pyrido(3,4-b)indol-1-yl)methyl)-, hydrochloride 4-((6-Hydroxy-2,3,4,9-tetrahydro-1H-pyrido(3,4-b)indol-1-yl)methyl)-1,2-benzenediol HCl 70265-36-0