InChI=1S/C30H50O3/c1-18-19(31)15-20(32)24-26(18,4)10-9-21-28(24,6)12-14-30(8)22-16-25(2,3)17-23(33)27(22,5)11-13-29(21,30)7/h18,20-24,32-33H,9-17H2,1-8H3