(4aR,5aS,13aS,15aS,15bR)-11-nitro-4a,5,5a,7,8,13a,15,15a,15b,16-decahydro-2H-4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinoline-14-one

2-amino-3-nitro-strychnidin-10-one, sulfate (2:1)

3-amino-strychnidin-10-one

重氮甲烷

11-hydroxystrychnine