InChI=1/C20H19BrN4O/c21-17-7-3-2-6-15(17)20(26)24-14-8-9-18-16(12-14)19(23-13-22-18)25-10-4-1-5-11-25/h2-3,6-9,12-13H,1,4-5,10-11H2,(H,24,26)/f/h24H F469A0E67D357E83