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