InChI=1S/C28H36O7/c1-5-8-21-23(13-10-19-11-14-25(28(30)31)35-26(19)21)33-16-7-17-34-24-15-12-20(18(3)29)27(32-4)22(24)9-6-2/h10,12-13,15,25H,5-9,11,14,16-17H2,1-4H3,(H,30,31)