InChI=1S/C29H30O17/c1-10(30)41-9-18-20(33)21(34)24(37)28(45-18)43-13-6-14(31)19-15(32)8-16(44-17(19)7-13)11-2-4-12(5-3-11)42-29-25(38)22(35)23(36)26(46-29)27(39)40/h2-8,18,20-26,28-29,31,33-38H,9H2,1H3,(H,39,40)