InChI=1S/C27H32O17/c28-7-14-17(33)19(35)21(37)24(42-14)16-12(32)6-11(31)15(18(16)34)9(29)3-1-8-2-4-13(10(30)5-8)43-27-23(39)20(36)22(38)25(44-27)26(40)41/h2,4-6,14,17,19-25,27-28,30-39H,1,3,7H2,(H,40,41)