InChI=1S/C20H36O7/c1-2-3-4-6-13(21)9-10-14-15(18(24)12-17(14)23)11-19(25)16(22)7-5-8-20(26)27/h9-10,13-19,21-25H,2-8,11-12H2,1H3,(H,26,27)/b10-9+/t13-,14+,15+,16?,17+,18-,19?/m0/s1