Composition #1: Kuo, YH., Huang, HC., Chiou, WF., Shi, LS., Wu, TS., Wu, YC. A novel NO-production-inhibiting triterpene and cytotoxicity of known alkaloids from Euonymus laxiflorus. JOURNAL OF NATURAL PRODUCTS, 2003, vol. 66, no. 4, p. 554–557. DOI: 10.1021/np0203988.
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