InChI=1S/C18H27NO9/c1-2-6-19-8-10(20)9-26-11-4-3-5-12(7-11)27-18-15(23)13(21)14(22)16(28-18)17(24)25/h3-5,7,10,13-16,18-23H,2,6,8-9H2,1H3,(H,24,25)