InChI=1S/C25H26O6/c1-24(2)7-4-8-25(3)21(24)10-14-16(27)11-20-22(23(14)31-25)18(29)12-19(30-20)13-5-6-15(26)17(28)9-13/h5-6,9,11-12,21,26-28H,4,7-8,10H2,1-3H3