InChI=1S/C26H30O17/c27-9(15-11(29)6-12(30)22(17(15)33)42-25-20(36)16(32)13(31)7-40-25)3-1-8-2-4-14(10(28)5-8)41-26-21(37)18(34)19(35)23(43-26)24(38)39/h2,4-6,13,16,18-21,23,25-26,28-37H,1,3,7H2,(H,38,39)