InChI=1/C20H21Cl2N3O2/c1-25-7-6-23-20(25)19(14-9-15(26-2)11-16(10-14)27-3)24-12-13-4-5-17(21)18(22)8-13/h4-11,19,24H,12H2,1-3H3/p+1/t19-/m1/s1/fC20H22Cl2N3O2/h23H/q+1 3AC8805CBDC0857A