InChI=1S/C23H34O6/c1-14(24)29-23(19(27)28-4)13-22-11-8-16-20(2,17(22)7-6-15(23)12-22)9-5-10-21(16,3)18(25)26/h15-17H,5-13H2,1-4H3,(H,25,26)