Tenacissoside X (Tenacissoside J) is a compound isolated from Marsdenia tenacissima. Marsdenia tenacissima, a traditional Chinese herbal medicine, has long been used for the research of asthma, tracheitis, rheumatism, etc[1][2].
References
[1] Xing WX, et al. 2004;39(4):272-275. PMID:15303657 [2] Wang X, et al. The Antitumor Activities of Marsdenia tenacissima. Front Oncol. 2018;8:473. Published 2018 Oct 23. DOI:10.3389/fonc.2018.00473