InChI=1S/C15H26O9/c1-8(5-3-2-4-6-9(16)17)7-23-15-12(20)10(18)11(19)13(24-15)14(21)22/h8,10-13,15,18-20H,2-7H2,1H3,(H,16,17)(H,21,22)