InChI=1S/C16H26O8/c1-15-4-3-7(5-15)16(2,6-17)14(15)24-13-10(20)8(18)9(19)11(23-13)12(21)22/h7-11,13-14,17-20H,3-6H2,1-2H3,(H,21,22)