InChI=1S/C31H52O12/c1-16(5-7-18-17(2)6-8-21-30(18,3)11-9-22(34)31(21,4)15-33)10-12-40-28-27(39)25(37)24(36)20(43-28)14-41-29-26(38)23(35)19(13-32)42-29/h10,18-29,32-39H,2,5-9,11-15H2,1,3-4H3/b16-10+