InChI=1S/C17H30O9/c1-10(9-18)7-5-3-2-4-6-8-11(19)25-17-14(22)12(20)13(21)15(26-17)16(23)24/h10,12-15,17-18,20-22H,2-9H2,1H3,(H,23,24)