The poisions?

Buphanidrine : https://pubchem.ncbi.nlm.nih.gov/compound/Buphanidrine

and

Epibuphanisine https://pubchem.ncbi.nlm.nih.gov/substance/349793761

which are nearly identical compounds (it seems) except for one having an additional -OMe (Methylether) group. Looks like they are https://en.wikipedia.org/wiki/Crinine (s)

From the https://en.wikipedia.org/wiki/Boophone_disticha plant.