InChI=1S/C26H28O10/c1-13(2)8-10-15-18(35-26-23(32)21(30)22(31)24(36-26)25(33)34)12-17(28)19(20(15)29)16(27)11-9-14-6-4-3-5-7-14/h3-9,11-12,21-24,26,28-32H,10H2,1-2H3,(H,33,34)/b11-9+