(1,4)Oxazino(3,4-a)isoquinoline-3-carboxamide, N,N-diethyl-1,3,4,6,7,11b-hexahydro-9,9,10-dimethoxy-, trans- 67069-39-0 N,N-Diethyl-1,3,4,6,7,11b-hexahydro-(1,4)oxazino(3,4-a)isoquinoline-3-carboxamide