InChI=1/C13H10ClNO3/c1-7-8(3-2-4-11(7)14)10-6-15-12(16)5-9(10)13(17)18/h2-6H,1H3,(H,15,16)(H,17,18)/p-1/fC13H9ClNO3/h15H/q-1 A785A04F1C2AB274