InChI=1/C21H16N2O3/c1-13(24)22-21-19(14-7-3-2-4-8-14)23-20(26-21)17-11-15-9-5-6-10-16(15)12-18(17)25/h2-12,25H,1H3,(H,22,24)/f/h22H EBF2C934A77BD6CC