InChI=1S/C20H30O5/c1-14(2)20(24)9-6-15-12-16(25-17(15)21)13-19(4,23)8-5-7-18(3,22)10-11-20/h5,8,10-12,14,16,22-24H,6-7,9,13H2,1-4H3/b8-5-,11-10-/t16-,18+,19+,20+/m1/s1