InChI=1S/C30H50O2/c1-19(2)20-10-13-27(5)16-17-30(18-31)21(25(20)27)8-9-23-28(6)14-12-24(32)26(3,4)22(28)11-15-29(23,30)7/h20-25,31-32H,1,8-18H2,2-7H3