InChI=1/C16H12Cl2N2O4S/c1-9-15(10-2-5-12(6-3-10)25(19,22)23)20(16(21)24-9)11-4-7-13(17)14(18)8-11/h2-8H,1H3,(H2,19,22,23)/f/h19H2 5F0024B4E0959D3E