InChI=1S/C17H30O8/c1-9(2)5-4-6-10(3)7-8-11(18)24-17-14(21)12(19)13(20)15(25-17)16(22)23/h9-10,12-15,17,19-21H,4-8H2,1-3H3,(H,22,23)