STUDIES ON THE ACTIVE PRINCIPLES OF THE ROOT OF YUAN-HUA ( DAPHNE GENKWA) Ⅱ. ISOLATION AND STRUCTURE OF A NEW ANTIFERTILE DITERPENE YUANHUADINE
WANG CHENG-RUI, CHEN ZHENG-XIONG, YING BAI-PING, ZHOU BING-NAN, LIU JIA-SEN, PAN BEI-CHUAN
Acta Chimica Sinica . 1981, (5): 421 -426 .