InChI=1/C14H11ClN4O2/c15-11-6-4-9(5-7-11)13-16-14(18-17-13)10-2-1-3-12(8-10)19(20)21/h1-8,14,18H,(H,16,17)/p+1/t14-/m0/s1/fC14H12ClN4O2/h16-17H/q+1 BE91AD810D6C4010