InChI=1/C12H9Cl3N4O/c13-7-3-8(14)5-9(4-7)17-12(20)6-1-10(15)18-11(2-6)19-16/h1-5H,16H2,(H,17,20)(H,18,19)/f/h17,19H 063FB5796CFB0451