InChI=1/C28H30O18/c1-41-13-4-8(2-3-10(13)29)12-7-11(30)16-14(43-12)5-9(42-27-21(35)17(31)19(33)23(45-27)25(37)38)6-15(16)44-28-22(36)18(32)20(34)24(46-28)26(39)40/h2-6,12,17-24,27-29,31-36H,7H2,1H3,(H,37,38)(H,39,40)