InChI=1S/C23H28O11/c1-9(2)4-5-12-13(33-23-20(29)18(27)19(28)21(34-23)22(30)31)8-14-16(17(12)26)11(6-10(3)24)7-15(25)32-14/h4,7-8,10,18-21,23-24,26-29H,5-6H2,1-3H3,(H,30,31)