InChI=1S/C19H22O9S/c1-9-4-5-13-11(3)19(22)28-17(13)16-12(6-14(20)15(9)16)8-26-18(21)10(2)7-27-29(23,24)25/h6,10,13,16-17H,3-5,7-8H2,1-2H3,(H,23,24,25)/t10-,13-,16?,17-/m0/s1