STUDIES ON THE CONSTITUENTS OF PICRIA FEL-TARRAE LOUR Ⅰ. THE STRUCTURE OF PICFELTARRAEGENIN I
CHENG GUI-REN, JIN JING-LAN, WEN YONG-XIN, CHEN YU-QUN, GAN LI-XIAN, ZHOU WEI-SHAN
Acta Chimica Sinica . 1982, (8): 737 -746 .