InChI=1/C21H19N5O/c1-4-16-8-7-9-17(12-16)25-19(27)13-23-20-14(2)15(3)24-21(26-20)18-10-5-6-11-22-18/h1,5-12H,13H2,2-3H3,(H,25,27)(H,23,24,26)/f/h23,25H 46384A8F2F7A3693