STUDIES ON THE CONSTITUENTS OF PICRIA FEL-TARRAE LOUR Ⅴ. THE STRUCTURE OF PICFELTARRAEGENINS Ⅴ AND Ⅵ
GAN LI-XIAN, MAO GUO-QING, WU WEN-CHAO, ZHOU WEI-SHAN
Acta Chimica Sinica . 1982, (10): 926 -931 .