1-Ethyl-1,2,3,4,6,7-hexahydroindolo(2,3-a)quinolizinium 1-Ethyl-1,2,3,4,6,7-hexahydroindolo(2,3-a)quinolizinium perchlorate 1H-Indolo(2,3-a)quinolizin-5-ium, 1-ethyl-2,3,4,6,7,12-hexahydro- 46962-21-4 EHIQ