Composition #5: Wu, Shou-Fang., Hwang, Tsong-Long., Chen, Shu-Li., Wu, Chin-Chung., Ohkoshi, Emika., Lee, Kuo-Hsiung., Chang, Fang-Rong., Wu, Yang-Chang. Bioactive components from the heartwood of Pterocarpus santalinus. bioorganic & medicinal chemistry letters, 2011, vol. 21, no. 18, p. 5630–5632. DOI: 10.1016/j.bmcl.2011.06.036.
[
DOI link]