(E,Z)-2,3,4,4a,5,10,11,11a-Octahydrobenzo(4,5)cyclohept(1,2-b)(1,4)oxazine Benzo(4,5)cyclohept(1,2-b)(1,4)oxazine, 2,3,4,4a,5,10,11,11a-octahydro- (E,Z)- DE8384900