InChI=1/C20H19N7O/c21-20-24-18-15(19-23-17(25-27(19)20)16-10-6-12-28-16)13-22-26(18)11-5-4-9-14-7-2-1-3-8-14/h1-3,6-8,10,12-13H,4-5,9,11H2,(H2,21,24)/f/h21H2 3A773E9297F96B1E