InChI=1S/C17H22O8/c1-8(2)3-4-9-5-6-10(7-11(9)18)24-17-14(21)12(19)13(20)15(25-17)16(22)23/h3,5-7,12-15,17-21H,4H2,1-2H3,(H,22,23)