InChI=1/C6H4N6O6S2/c13-1-3(9-11-5(15)7-1)19-20(17,18)4-2(14)8-6(16)12-10-4/h(H2,7,11,13,15)(H2,8,12,14,16)/f/h7-8,11-12H 1DD43AE630D28BED