InChI=1/C26H20Cl2N2O4/c1-2-12-34-19-8-5-17(6-9-19)24(31)22-23(18-7-10-20(27)21(28)13-18)30(26(33)25(22)32)15-16-4-3-11-29-14-16/h2-11,13-14,23,32H,1,12,15H2/p-1/t23-/m1/s1/fC26H19Cl2N2O4/h32h/q-1 E4891CEF2FC943FE