InChI=1/C14H13ClN4O4/c1-2-9(10-12(21)16-14(23)17-13(10)22)18-19-11(20)7-5-3-4-6-8(7)15/h3-6,18H,2H2,1H3,(H,19,20)(H2,16,17,21,22,23)/p-1/fC14H12ClN4O4/h16,19H/q-1/b10-9+ F46CCB3C7E3C7E4D