InChI=1S/C35H54O8/c1-17(2)18(3)8-9-19(4)22-10-11-23-21-16-26(42-33-30(39)28(37)29(38)31(43-33)32(40)41)27-20(5)25(36)13-15-35(27,7)24(21)12-14-34(22,23)6/h8,16-17,19-20,22-24,26-31,33,37-39H,9-15H2,1-7H3,(H,40,41)/b18-8+