InChI=1/C17H12Cl2N2O/c18-14-6-3-7-15(19)17(14)20-16(22)11-21-9-8-12-4-1-2-5-13(12)10-21/h1-10H,11H2/p+1/fC17H13Cl2N2O/h20H/q+1 22A4897BC492E111