InChI=1S/C25H32O11/c1-13(10-11-33-15-7-5-14-6-9-18(27)34-16(14)12-15)4-8-17(26)25(2,3)36-24-21(30)19(28)20(29)22(35-24)23(31)32/h5-7,9-10,12,17,19-22,24,26,28-30H,4,8,11H2,1-3H3,(H,31,32)/b13-10+