(E)-2,3,4,4a,5,6,7,11b-Octahydrobenzo(6,7)cyclohept(1,2-b)(1,4)oxazin-9-ol hydrochloride 105124-41-2 Benzo(6,7)cyclohept(1,2-b)(1,4)oxazin-9-ol, 2,3,4,4a,5,6,7,11b-octahydro-, hydrochloride, (E)-