6-O-Nicotinoylscutebarbatine G is an alkaloid that can be isolated from Scutellaria barbata.6-O-Nicotinoylscutebarbatine has cytotoxic activities against HONE-1, KB and HT29 cells with IC50s of 3.1, 2.1 and 5.7 μM, respectively[1].
References
[1] Dai SJ, et al. Two new neo-clerodane diterpenoid alkaloids from Scutellaria barbata with cytotoxic activities. J Asian Nat Prod Res. 2009;11(5):451-6. DOI:10.1080/10286020902845652