InChI=1/C20H22Cl2N2O2/c1-24(12-19(26)23-8-7-13-5-3-2-4-6-13)20-16-9-14(21)10-17(22)15(16)11-18(20)25/h2-6,9-10,18,20,25H,7-8,11-12H2,1H3,(H,23,26)/t18-,20+/m0/s1/f/h23H B3B5F6E4FD91D63D