InChI=1S/C25H26O5/c1-14(2)10-11-17-23(28)21-18(16-8-6-5-7-9-16)13-20(27)30-25(21)22(24(17)29)19(26)12-15(3)4/h5-10,13,15,28-29H,11-12H2,1-4H3