InChI=1/C14H11ClN4O3/c1-8-9(5-7-22-8)13(20)17-18-14(21)11-12(15)16-10-4-2-3-6-19(10)11/h2-7H,1H3,(H,17,20)(H,18,21)/f/h17-18H 787BD1B7889C1F3D