(5S)-N-[2-(3-indolyl)ethyl]-5-ethyl-5-(2-tert-butyldiphenylsiloxyethyl)-6-hydroxy-δ-lactam

(-)-(1,2,3,4,6,7,12,12bα-octahydro-indolo(2,3-a)quinolizin-1β-yl)-pyruvic acid oxime

(+/-)-1α-ethyl-1β-(2'-carboxy-2'-ethoxycarbonylethyl)-1,2,3,4,6,7,12,12bα-octahydro-indolo[2,3-a]quinolizine

(+/-)-ethyl-(1,2,3,4,6,7,12,12bα-octahydro-indolo(2,3-a)quinolizin-1β-yl)pyruvate oxime

(+/-)-ethyl-(1,2,3,4,6,7,12,12bα-octahydro-indolo(2,3-a)quinolizin-1β-yl)pyruvate oxime