InChI=1/C21H18N2O2/c1-2-13-23-14-16(10-11-18(23)24)19-20-17(9-6-12-22-20)25-21(19)15-7-4-3-5-8-15/h3-12,14H,2,13H2,1H3 5AB4E6D024902C82