InChI=1S/C32H38O17/c33-6-21-23(34)25(36)27(38)31(48-21)42-9-22-24(35)26(37)28(39)32(49-22)47-17-5-20-19(45-11-46-20)4-13(17)30-15-8-40-29(14(15)7-41-30)12-1-2-16-18(3-12)44-10-43-16/h1-5,14-15,21-39H,6-11H2