InChI=1S/C31H52O3/c1-26(2)17-21-20-9-10-23-28(4)13-12-24(33)29(5,19-32)22(28)11-14-31(23,7)30(20,6)16-15-27(21,3)25(18-26)34-8/h22-25,32-33H,9-19H2,1-8H3