InChI=1/C15H12Cl2N4O/c1-2-21-13-8(7-19-15(18)20-13)6-9(14(21)22)12-10(16)4-3-5-11(12)17/h3-7H,2H2,1H3,(H2,18,19,20)/f/h18H2 B659BAA022995493