InChI=1S/C27H32O17/c28-7-14-17(34)18(35)20(37)24(42-14)16-13(33)6-12(32)15(10(30)4-2-8-1-3-9(29)11(31)5-8)23(16)43-27-22(39)19(36)21(38)25(44-27)26(40)41/h1,3,5-6,14,17-22,24-25,27-29,31-39H,2,4,7H2,(H,40,41)