InChI=1S/C27H26O13/c1-27(2)5-4-10-6-12(18(29)20(31)23(10)40-27)13-9-37-15-8-11(7-14(36-3)16(15)17(13)28)38-26-22(33)19(30)21(32)24(39-26)25(34)35/h4-9,19,21-22,24,26,29-33H,1-3H3,(H,34,35)