InChI=1S/C20H30O5/c1-11(9-21)16-18(25)17(24)14-8-13-12(10-22)15(23)4-5-19(13,2)6-7-20(14,16)3/h8,11,16-18,21-22,24-25H,4-7,9-10H2,1-3H3/t11?,16-,17-,18-,19-,20-/m0/s1