InChI=1S/C26H28O12/c1-11(2)3-7-14-17(30)10-18(31)19(15(28)8-5-12-4-6-13(27)9-16(12)29)23(14)37-26-22(34)20(32)21(33)24(38-26)25(35)36/h3-6,8-10,20-22,24,26-27,29-34H,7H2,1-2H3,(H,35,36)