InChI=1S/C16H22O8/c1-8-3-4-16(21)13(8)5-9(24-11(18)10(13)17)15(20,7-22-2)14(16)6-23-12(14)19/h8-10,17,20-21H,3-7H2,1-2H3/t8-,9?,10+,13+,14+,15+,16?/m1/s1