Chaichantipyuth C, Pummangura S, Naowsaran K, Thanyavuthi D, Anderson J E, McLaughlin J L
Department of Pharmaceutical Chemistry, Faculty of Pharmaceutical Sciences, Chulalongkorn University, Bangkok, Thailand.
J Nat Prod. 1988 Nov-Dec;51(6):1285-8. doi: 10.1021/np50060a044.