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