InChI=1/C10H8Cl2N2O3/c11-5-1-6(12)3-7(2-5)13-9(15)8-4-17-10(16)14-8/h1-3,8H,4H2,(H,13,15)(H,14,16)/t8-/m1/s1/f/h13-14H E3D3C7A15B6C4543