InChI=1/C15H12ClFN4/c1-18-14-10-4-2-3-5-13(10)20-15(21-14)19-9-6-7-12(17)11(16)8-9/h2-8H,1H3,(H2,18,19,20,21)/p+1/fC15H13ClFN4/h18-20H/q+1 F1D1754FBE2640ED