InChI=1S/C18H30O10/c19-11(20)9-7-5-3-1-2-4-6-8-10-12(21)27-18-15(24)13(22)14(23)16(28-18)17(25)26/h13-16,18,22-24H,1-10H2,(H,19,20)(H,25,26)