InChI=1S/C16H26O8/c1-7-4-5-8(16(7,2)3)9(17)6-23-15-12(20)10(18)11(19)13(24-15)14(21)22/h4,8-13,15,17-20H,5-6H2,1-3H3,(H,21,22)