A new 3,4-seco-isopimarane and three new isopimarane diterpenoids from Kaempferia champasakensis collected from Vietnam and their cytotoxic activities

Kiep Minh Do, Shotaro Hoshino, Takeshi Kodama, Hien Minh Nguyen, Son Van Le, Naotaka Ikumi, Hiroyasu Onaka^*, Hiroyuki Morita^*

^*この論文の責任著者