InChI=1/C20H18N2O4S2/c1-2-25-16-10-13(11-17-19(24)22-20(27)28-17)8-9-15(16)26-12-18(23)21-14-6-4-3-5-7-14/h3-11H,2,12H2,1H3,(H,21,23)(H,22,24,27)/p-1/b17-11-/fC20H17N2O4S2/h21H/q-1 3162C0EC0895B00B