InChI=1/C12H14N2O7S/c13-22(20,21)8-3-1-7(2-4-8)11(17)14-9(12(18)19)5-6-10(15)16/h1-4,9H,5-6H2,(H,14,17)(H,15,16)(H,18,19)(H2,13,20,21)/p-2/t9-/m0/s1/fC12H12N2O7S/h14H,13H2/q-2 BA0DC8F242F5866A