InChI=1S/C24H38O8/c1-15(2)8-5-9-16(3)10-6-11-17(4)12-7-13-18(25)14-31-24-21(28)19(26)20(27)22(32-24)23(29)30/h8,10,12,19-22,24,26-28H,5-7,9,11,13-14H2,1-4H3,(H,29,30)/b16-10-,17-12+