InChI=1S/C6H12O12S2/c7-1-2-3(8)4(17-19(10,11)12)5(6(9)16-2)18-20(13,14)15/h2-9H,1H2,(H,10,11,12)(H,13,14,15)/t2-,3-,4+,5-,6+/m1/s1