InChI=1/C21H20Cl2N2O/c22-18-5-1-15(2-6-18)14-25-11-9-17(10-12-25)21-13-20(24-26-21)16-3-7-19(23)8-4-16/h1-8,13,17H,9-12,14H2/p+1/fC21H21Cl2N2O/h25H/q+1 7970200A1DAA96BD