InChI=1/C21H17N7/c1-2-4-20(23-12-15-7-9-22-10-8-15)18(3-1)21-14-28(27-26-21)17-5-6-19-16(11-17)13-24-25-19/h1-11,13-14,23H,12H2,(H,24,25)/f/h24H F8A97EE31CC86182