(?)-Acutumine is a tetracyclic chloroalkaloid that exhibits selective cytotoxicity to cultured human T cells and memory-enhancing properties in the Wistar rat model.

GDP366, induces cell growth inhibition, cellular senescence and mitotic catastrophe in human cancer cells. a dual inhibitor of survivin and Op18.

α-Conotoxin M I is a potent and selective inhibitor of mAChR and α1β1γδ nAChR, but has no effect on nicotine-stimulated dopamine release. α-Conotoxins are small, disulfide-rich peptides that competitively inhibit muscle and neuronal nicotinic AChRs.