InChI=1/C14H12Cl2N4O3/c1-8-2-4-9(5-3-8)18-14(23)19-11(21)7-20-13(22)12(16)10(15)6-17-20/h2-6H,7H2,1H3,(H2,18,19,21,23)/f/h18-19H 42AD31631A688B6D