InChI=1S/C25H26O18/c26-3-8-12(29)16(33)18(35)22(41-8)9-4(27)1-6-10(13(9)30)14(31)11-7(40-6)2-5(28)21(15(11)32)42-25-20(37)17(34)19(36)23(43-25)24(38)39/h1-2,8,12,16-20,22-23,25-30,32-37H,3H2,(H,38,39)