InChI=1S/C35H52O8/c1-7-20(18(2)3)9-8-19(4)23-10-11-24-27-25(13-15-35(23,24)6)34(5)14-12-22(36)16-21(34)17-26(27)42-33-30(39)28(37)29(38)31(43-33)32(40)41/h8-9,17,19-20,23-31,33,37-39H,2,7,10-16H2,1,3-6H3,(H,40,41)/b9-8+