A new 3,4-seco-isopimarane and three new isopimarane diterpenoids from Kaempferia champasakensis collected from Vietnam and their cytotoxic activities Authors Kiep Minh Do, Shotaro Hoshino, Takeshi Kodama, Hien Minh Nguyen, Son Van Le, Naotaka Ikumi, Hiroyasu Onaka & Hiroyuki Morita Publication year 2024 Index (WoS/Scopus) WoS Publisher Springer Journal Journal of Natural Medicines Link https://link.springer.com/article/10.1007/s11418-024-01789-z