InChI=1/C14H12ClN3O2/c15-11-3-1-2-10(12(11)19)14(20)18-9-6-4-8(5-7-9)13(16)17/h1-7,19H,(H3,16,17)(H,18,20)/p+1/fC14H13ClN3O2/h18H,16-17H2/q+1 8CA8C616E1EECB9C