InChI=1S/C29H30O17/c1-40-18-8-13(9-19(41-2)25(18)42-3)44-29-26(46-28(39)12-6-16(32)22(35)17(33)7-12)24(37)23(36)20(45-29)10-43-27(38)11-4-14(30)21(34)15(31)5-11/h4-9,20,23-24,26,29-37H,10H2,1-3H3