InChI=1S/C19H22O9S/c1-9-3-2-4-13-16(19(26,18(24)25)8-29(13)27)17(23)15-10(6-14(22)28-9)5-11(20)7-12(15)21/h5,7,9,13,16,20-21,26H,2-4,6,8H2,1H3,(H,24,25)/t9-,13+,16-,19-,29-/m0/s1