InChI=1/C23H16Cl2N2O3/c1-14-11-16(5-8-20(14)27-23(28)22-3-2-10-29-22)26-13-17-6-9-21(30-17)15-4-7-18(24)19(25)12-15/h2-13H,1H3,(H,27,28)/f/h27H BFD511DD00425044