InChI=1S/C26H32O12/c1-12(2)20(28)18(37-26-23(31)21(29)22(30)24(38-26)25(32)33)9-13(3)7-8-35-16-10-14(34-4)11-17-15(16)5-6-19(27)36-17/h5-7,10-11,18,20-24,26,28-31H,1,8-9H2,2-4H3,(H,32,33)