InChI=1S/C32H50O4/c1-19(2)11-10-12-20(3)22-13-16-31(8)28-23(34)17-25-29(5,6)26(36-21(4)33)14-15-30(25,7)27(28)24(35)18-32(22,31)9/h19-20,22,25-26H,10-18H2,1-9H3