InChI=1S/C20H39NO6/c1-2-3-4-9-12-15(22)13-10-7-5-6-8-11-14-16(23)18(24)19(25)17(21)20(26)27/h11,14-19,22-25H,2-10,12-13,21H2,1H3,(H,26,27)/b14-11+/t15?,16-,17-,18+,19+/m0/s1