InChI=1/C13H13Cl2N3O2/c1-7-11(6-16-18-7)17-13(19)8(2)20-12-4-3-9(14)5-10(12)15/h3-6,8H,1-2H3,(H,16,18)(H,17,19)/t8-/m1/s1/f/h16-17H C02B3801C44A39F9