Vinorine is a compound isolated from the bark of Rauvolfia reflexa[1].
References
[1] Fadaeinasab M, et al. Reflexin A, a new indole alkaloid from Rauvolfia reflexa induces apoptosis against colon cancer cells. J Asian Nat Prod Res. 2020;22(5):474-488. DOI:10.1080/10286020.2019.1588888