InChI=1/C12H14N2O4S2/c1-7-2-3-8-9(5-13)12(19-10(8)4-7)14-20(17,18)6-11(15)16/h7,13H,2-4,6H2,1H3,(H,15,16)/p-2/t7-/m1/s1/fC12H12N2O4S2/h13h/q-2 72F0640512273BE3