InChI=1S/C27H26O19/c28-8-2-1-6(3-9(8)29)20-21(44-27-19(37)15(33)17(35)23(46-27)25(40)41)13(31)12-10(30)4-7(5-11(12)43-20)42-26-18(36)14(32)16(34)22(45-26)24(38)39/h1-5,14-19,22-23,26-30,32-37H,(H,38,39)(H,40,41)