InChI=1/C15H16Cl2N2O4/c1-4-23-14(20)11-7(2)18-15(21)19-12(11)9-5-8(16)6-10(17)13(9)22-3/h5-6,12,20H,4H2,1-3H3,(H,19,21)/p-1/b14-11+/t12-/m0/s1/fC15H15Cl2N2O4/h20h,21H/q-1 7FF4178A671CE601