InChI=1/C14H10ClN3O4/c15-12-4-2-1-3-11(12)14(19)22-17-13(16)9-5-7-10(8-6-9)18(20)21/h1-8H,(H2,16,17)/f/h16H2/b17-13- 59BC1834617780F0