(3aR,4S,6aR,10R,10aS)-4,7-dimethyl-8-oxooctahydro-2H-furo[3,2-i]isochromen-10-yl rel-acetate 8H,10H-furo[3,2-i][2]benzopyran-8-one, 10-(acetyloxy)octahydro-4,7-dimethyl-, (3aS,4R,6aS,10S,10aR)- Acetic acid 4,7-dimethyl-8-oxo-octahydro-1,9-dioxa-cyclopenta[d]naphthalen-10-yl ester Artemisinin G InChI=1/C15H22O5/c1-8-4-5-12-9(2)13(17)20-14(19-10(3)16)15(12)11(8)6-7-18-15/h8-9,11-12,14H,4-7H2,1-3H3/t8-,9?,11+,12+,14+,15-/m1/s