InChI=1/C10H6Cl2N2O2/c11-6-3-1-2-5(8(6)12)9-13-4-7(14-9)10(15)16/h1-4H,(H,13,14)(H,15,16)/p-1/fC10H5Cl2N2O2/h13H/q-1 C42E0FD3E33E4773