InChI=1/C20H22Cl2N2O/c21-15-11-16(22)13-18(12-15)24-20(25)19(14-7-3-1-4-8-14)23-17-9-5-2-6-10-17/h1,3-4,7-8,11-13,17,19,23H,2,5-6,9-10H2,(H,24,25)/p+1/t19-/m0/s1/fC20H23Cl2N2O/h23-24H/q+1 D4C4F87E6B9892D9