InChI=1S/C32H52O13/c1-6-32(5,45-31-27(39)24(36)25(37)28(44-31)29(40)41)15-9-14-19(3)11-7-10-18(2)12-8-13-20(4)17-42-30-26(38)23(35)22(34)21(16-33)43-30/h6,10,13-14,21-28,30-31,33-39H,1,7-9,11-12,15-17H2,2-5H3,(H,40,41)/b18-10-,19-14+,20-13+