InChI=1S/C8H15NO9S/c1-4(11)9-5(2-10)7(13)8(14)6(12)3-18-19(15,16)17/h2,5-8,12-14H,3H2,1H3,(H,9,11)(H,15,16,17)/t5-,6+,7+,8-/m0/s1