InChI=1/C15H10Cl2N2O3/c16-9-3-10(17)5-12(4-9)19-15(21)18-11-2-1-8-7-22-14(20)13(8)6-11/h1-6H,7H2,(H2,18,19,21)/f/h18-19H DE6E580B6F997E6C