InChI=1/C20H16N2O2/c1-12-6-5-7-13(10-12)17-18(20(24)21-19(17)23)15-11-22(2)16-9-4-3-8-14(15)16/h3-11H,1-2H3,(H,21,23,24)/f/h21H ACB48AD75A530BB2