InChI=1S/C23H28O10/c1-4-5-11-8-15(25)31-14-9-13(24)12(7-6-10(2)3)20(16(11)14)32-23-19(28)17(26)18(27)21(33-23)22(29)30/h6,8-9,17-19,21,23-24,26-28H,4-5,7H2,1-3H3,(H,29,30)