InChI=1S/C17H28O9/c1-2-3-4-5-7-10(8-6-9-11(18)19)25-17-14(22)12(20)13(21)15(26-17)16(23)24/h2,10,12-15,17,20-22H,1,3-9H2,(H,18,19)(H,23,24)