InChI=1/C14H10ClN3O4/c15-7-1-3-11-9(5-7)14(20)17-13(16-11)10-6-8(18(21)22)2-4-12(10)19/h1-6,13,16,19H,(H,17,20)/t13-/m1/s1/f/h17H 33566C4CC419617E