InChI=1/C12H9Cl2N3O4/c13-6-1-2-9(7(14)3-6)21-5-10(18)16-8-4-15-12(20)17-11(8)19/h1-4H,5H2,(H,16,18)(H2,15,17,19,20)/f/h15-17H 48A64D7D54D74722