InChI=1S/C20H36O6/c1-13(11-25-19-18(23)17(22)16(21)12-26-19)5-4-6-14-7-9-15(10-8-14)20(2,3)24/h7,13,15-19,21-24H,4-6,8-12H2,1-3H3/t13-,15+,16-,17+,18+,19+/m0/s1