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