InChI=1/C27H32O14/c1-37-14-6-4-12(5-7-14)2-3-13-8-15(38-26-22(33)19(30)18(29)17(11-28)40-26)10-16(9-13)39-27-23(34)20(31)21(32)24(41-27)25(35)36/h2-10,17-24,26-34H,11H2,1H3,(H,35,36)/b3-2+