InChI=1S/C16H28O9/c1-7(4-5-17)6-8-13(23-8)16(2,3)25-15-11(20)9(18)10(19)12(24-15)14(21)22/h7-13,15,17-20H,4-6H2,1-3H3,(H,21,22)