108446-05-5 9H-(1,3)Dioxolo(4,5-h)pyrimido(1,6-d)(1,4)benzoxazepin-4-one, 2,3,6,7-tetrahydro-3,6-dimethyl-2-((2,4,6-trimethylphenyl)imino)-, monohydrochloride, (+-)-