64107-71-7 Thiazolo(3,2-a)benzimidazole, 4a,5,6,7,8,8a-hexahydro-3-methyl-, hydrochloride, (E)- trans-3-Methyl-4a,5,6,7,8,8a-hexahydrothiazolo(3,2-a)benzimidazole hydrochloride