InChI=1/C21H21N7O/c29-21(23-13-20-26-25-19-6-3-11-27(19)20)22-12-15-7-9-16(10-8-15)28-14-24-17-4-1-2-5-18(17)28/h1-2,4-5,7-10,14H,3,6,11-13H2,(H2,22,23,29)/f/h22-23H 1C5B92416E6316CB