Synonyms: 10aH-9,10b-Epoxypyrano[4,3,2-jk][2]benzoxepin-2(3H)-one,octahydro-8-hydroxy-3,6,9-trimethyl-, [3R-(3a,3ab,6b,6ab,8b,9b,10aa,10bb)]-; (-)-Qinghaosu IV; 3a-Hydroxydeoxyartemisinin; 3a-Hydroxydesoxyartemisinin; Arteannuin D; Qing Hau Sau IV; Qinghaosu IV