InChI=1/C17H14Cl2N2O3/c18-12-5-6-15-10(8-12)7-11(9-24-15)16(22)20-21-17(23)13-3-1-2-4-14(13)19/h1-6,8,11H,7,9H2,(H,20,22)(H,21,23)/t11-/m1/s1/f/h20-21H C1CBA3F3BF53442F