InChI=1S/C27H28O13/c1-27(2)18(29)8-14-17(40-27)9-16-13(22(14)36-3)7-12(25(35)38-16)11-5-4-10(6-15(11)28)37-26-21(32)19(30)20(31)23(39-26)24(33)34/h4-7,9,18-21,23,26,28-32H,8H2,1-3H3,(H,33,34)