InChI=1/C17H20Cl2N2O2/c1-3-9-20-17(22)11(2)21-10-12-7-8-15(23-12)13-5-4-6-14(18)16(13)19/h4-8,11,21H,3,9-10H2,1-2H3,(H,20,22)/p+1/t11-/m1/s1/fC17H21Cl2N2O2/h20-21H/q+1 47D95D35B24B6798