InChI=1S/C23H23Cl2N3O3/c24-17-4-3-5-19(20(17)25)28-11-9-27(10-12-28)8-1-2-13-30-15-6-7-16-18(14-15)26-23(29)22-21(16)31-22/h3-7,14H,1-2,8-13H2,(H,26,29)