InChI=1/C14H12Cl2N2O3/c1-8(17)9-2-4-13(11(16)6-9)21-14-5-3-10(15)7-12(14)18(19)20/h2-8H,17H2,1H3/p+1/t8-/m0/s1/fC14H13Cl2N2O3/h17H/q+1 4ADB246ACC2702EB