67673-13-6 Indolo(2,3-a)quinolizin-10-ol, 3-ethenyl-1,2,3,4,6,7,12,12b-octahydro-11-((2S)-1-methyl-2-pyrrolidinyl))-2-(((1S)-2,3,4,9-tetrahydro-2-methyl-1H-pyrido(3,4-b)indol-1-yl)methyl)-, (2S,3R,12bS)- Isostrychnopentamine