InChI=1/C23H22Cl2N2O2/c1-16-6-9-20(10-7-16)27-23(28)15-29-22-11-8-19(24)12-18(22)14-26-13-17-4-2-3-5-21(17)25/h2-12,26H,13-15H2,1H3,(H,27,28)/p+1/fC23H23Cl2N2O2/h26-27H/q+1 1D37EF5992E510CA