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