InChI=1/C23H20Cl2N2O2/c24-18-11-19(25)13-20(12-18)26-23(28)29-21-14-27(15-21)22(16-7-3-1-4-8-16)17-9-5-2-6-10-17/h1-13,21-22H,14-15H2,(H,26,28)/f/h26H 8BE45348ADCCBA40