(5R,6S,7R,8R)-8-hydroxy-1,2,3,13-tetramethoxy-6,7-dimethyl-5,6,7,8-tetrahydrobenzo[3',4']cycloocta[1',2':4,5]benzo[1,2-d][1,3]dioxol-5-yl rel-(2E)-2-methylbut-2-enoate 2-butenoic acid, 2-methyl-, (5R,6S,7R,8R)-5,6,7,8-tetrahydro-8-hydroxy-1,2,3,13-tetramethoxy-6,7-dimethylbenzo[3',4']cycloocta[1',2':4,5]benzo[1,2-d][1,3]dioxol-5-yl ester, (2E)- Ananosin A InChI=1/C28H34O9/c1-9-13(2)28(30)37-23-15(4)14(3)22(29)16-10-19-25(36-12-35-19)27(34-8)20(16)21-17(23)11-18(31-5)24(32-6)26(21)33-7/h9-11,14-15,22-23,29H,12H2,1-8H3/b13-9+/t14-,15+,22-,23-/m1/s