methyl (1α,12bα,Z)-α-[(2,4-dinitrophenyl)hydrazono]-1-ethyl-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizine-1-propanoate

(+)-15,15a-didehydro-15-formamido-D-homoeburnamin-14-one