Home Publications Thongnest, S.; Chawengrum, P.; Keeratichamroen, S.; Lirdprapamongkol, K.; Eurtivong, C.; Boonsombat, J.; Kittakoop, P.; Svasti, J.; Ruchirawat, S. Vernodalidimer L, a Sesquiterpene Lactone Dimer from Vernonia extensa and Anti-tumor Effects of Vernodalin, Vernolepin, and Vernolide on HepG2 Liver Cancer Cells. Bioorg. Chem. 2019, 103197.