InChI=1S/C26H44O12/c27-13-7-3-4-8-15(28)11-12-17-16(9-5-1-2-6-10-20(30)31)18(29)14-19(17)37-26-23(34)21(32)22(33)24(38-26)25(35)36/h15-17,19,21-24,26-28,32-34H,1-14H2,(H,30,31)(H,35,36)