InChI=1S/C27H34O12/c1-11-12(2)23(37-22(11)13-6-7-15(28)16(8-13)34-3)14-9-17(35-4)24(18(10-14)36-5)38-27-21(31)19(29)20(30)25(39-27)26(32)33/h6-12,19-23,25,27-31H,1-5H3,(H,32,33)