2H-Benzo[A]quinolizine-3-carboxamide, N,N-diethyl-1,3.alpha.,4,6,7,11B.beta.-hexahydro-2.beta.-hydroxy-9,10-dimethoxy-, acetate (ester) | 2H-Benzo[A]quinolizine-3-carboxamide, 2-(acetyloxy)-N,N-diethyl-1,3,4,6,7,11B-hexahydro-9,10-dimethoxy-, (2.alpha.,3.beta.,11B.alpha.)- |