InChI=1/C21H19N3O2/c25-12-4-9-23-10-7-18(14-21(23)26)17-8-11-24-19(15-22-20(24)13-17)16-5-2-1-3-6-16/h1-3,5-8,10-11,13-15,25H,4,9,12H2 1EF1B4F5AB330CB1