InChI=1/C11H8Cl2N2O4S/c12-5-3-6-8(7(13)4-5)20(18,19)2-1-11(6)9(16)14-10(17)15-11/h3-4H,1-2H2,(H2,14,15,16,17)/p-1/t11-/m0/s1/fC11H7Cl2N2O4S/h15H/q-1 7ADA9CF88017A280