Deoxy Artemisinin;Arteamisinin III;Qinghaosu III;Qing Hau Sau III;Hydroarteannuin;desoxyartemisinin;desoxoartemisinin;Deoxyqinghaosu;Deoxyarteannuin;2-deoxyartemisinin;10aH-9,10b-Epoxypyrano[4,3,2-jk][2]benzoxepin-2(3H)-one,octahydro-3,6,9-trimethyl-, (3ROpen