InChI=1S/C27H28O19/c28-5-11-14(32)17(35)20(38)26(44-11)43-10-4-9-12(15(33)13(10)31)16(34)23(22(42-9)6-1-2-7(29)8(30)3-6)45-27-21(39)18(36)19(37)24(46-27)25(40)41/h1-4,11,14,17-21,24,26-33,35-39H,5H2,(H,40,41)