InChI=1S/C20H30O5/c1-10-8-20-9-11(10)12(21)7-13(20)18(2)5-4-6-19(3,17(24)25)15(18)14(22)16(20)23/h11-16,21-23H,1,4-9H2,2-3H3,(H,24,25)