%0 Journal Article
%T Two Novel Norwithasteroids with Unusual Six- and Seven-Membered Ether Rings in Side Chain from Flos Daturae
%A Bing-You Yang
%A Yong-Gang Xia
%A Yan-Yan Wang
%A Qiu-Hong Wang
%J Evidence-Based Complementary and Alternative Medicine
%D 2013
%I Hindawi Publishing Corporation
%R 10.1155/2013/352019
%U http://dx.doi.org/10.1155/2013/352019