InChI=1S/C30H32O17/c1-11(32)43-26-19(9-31)46-30(25(38)23(26)36)45-18-8-16-14(7-17(18)41-2)20(33)15(10-42-16)12-3-5-13(6-4-12)44-29-24(37)21(34)22(35)27(47-29)28(39)40/h3-8,10,19,21-27,29-31,34-38H,9H2,1-2H3,(H,39,40)