A new phenyldihydronaphthalene lignan from the root of Cynanchum otophyllum Schneid
LI Xiao-san, LONG Juan, LUO Yu-hao, HE Miao-ying, WU Qi-jing, LIU Li, YANG Xue-mei
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2021, (11): 1860 -1865 .  DOI: 10.16333/j.1001-6880.2021.11.007