InChI=1/C20H17Cl2NO2/c21-16-6-8-19(25-20-9-7-17(22)11-18(20)24)15(10-16)13-23-12-14-4-2-1-3-5-14/h1-11,23-24H,12-13H2/p+1/fC20H18Cl2NO2/h23H/q+1 7EDA6C1E06AB7A31