Hamburger M O, Cordell G A, Tantivatana P, Ruangrungsi N
Program for Collaborative Research in the Pharmaceutical Sciences, College of Pharmacy, University of Illinois, Chicago 60612.
J Nat Prod. 1987 Jul-Aug;50(4):696-9. doi: 10.1021/np50052a020.
Five isoflavonoids, including the new isoflavone quinone, 5-hydroxybowdichione [2], were isolated from the heartwood of Dalbergia candenatensis through bioactivity-directed fractionation.