Bioactive Compounds from Medicinal Plants in Myanmar
153
Fig. 15 Elephantopus scaber known as Taw-mon-lar in Myanmar. Typically, the whole plant or
roots of E. scaber are mainly used in traditional medicine in Myanmar
O
O
O
O
O
O
O
O
O
O
O
O
89 (17,19-dihydrodeoxyelephantopin) 90 (iso-17,19-dihydrodeoxyelephantopin)
O
O
O
O
O
O
91 (deoxyelephantopin)
Fig. 16 Structures of sesquiterpene lactones 89–91 isolated from ethanol and acetone extracts of
E. scaber