InChI=1/C10H6Cl2N2O3S/c11-6-1-2-7(12)8(5-6)18(16,17)10-4-3-9(15)13-14-10/h1-5H,(H,13,15)/p-1/fC10H5Cl2N2O3S/q-1 49649BE4B9EE0BFD