(3aR,4R,5Z,7aS,11aR,14E)-3a-hydroxy-8-isopropyl-9-methoxy-5,11a,14-trimethyl-2,10-dioxo-2,3,3a,4,7,7a,10,11a,12,13-decahydrofuro[3',2':7,8]cycloundeca[1,2-b]pyran-4-yl rel-acetate Acetic acid 9-hydroxy-15-isopropyl-16-methoxy-1,4,11-trimethyl-7,17-dioxo-6,18-dioxa-tricyclo[12.4.0.0^(5,9)]octadeca-4,11,15-trien-10-yl ester Atranone G InChI=1/C25H34O8/c1-13(2)19-17-9-8-14(3)21(31-16(5)26)25(29)12-18(27)32-22(25)15(4)10-11-24(17,6)33-23(28)20(19)30-7/h8,13,17,21,29H,9-12H2,1-7H3/b14-8-,22-15+/t17-,21+,24+,25+/m1/s furo[3',2':7,8]cycloundeca[1,2-b]pyran-2,10-dione, 4-(acetyloxy)-3,3a,4,7,7a,11a,12,13-octahydro-3a-hydroxy-9-methoxy-5,11a,14-trimethyl-8-(1-methylethyl)-, (3aS,4S,5Z,7aR,11aS,14E)-