InChI=1S/C20H32O5/c1-18-6-3-7-19(2,17(24)25)15(18)14(22)16(23)20-8-11(4-5-13(18)20)12(9-20)10-21/h11-16,21-23H,3-10H2,1-2H3,(H,24,25)