InChI=1S/C27H32O19/c28-5-12-15(33)16(34)19(37)27(44-12)45-23-13-8(30)3-7(29)4-10(13)42-22(21(23)39)6-1-9(31)14(32)11(2-6)43-26-20(38)17(35)18(36)24(46-26)25(40)41/h1-4,12,15-24,26-39H,5H2,(H,40,41)