InChI=1/C15H12Cl2N2O3/c1-7-12(15(20)21-2)13(9(6-18)14(19)22-7)8-3-4-10(16)11(17)5-8/h3-5,13H,19H2,1-2H3/t13-/m1/s1 042D2C9EF07496F8