InChI=1/C21H21N7/c1-2-17-15-20(26-21(24-17)18-5-3-4-10-23-18)25-19-9-14-28(27-19)13-8-16-6-11-22-12-7-16/h3-7,9-12,14-15H,2,8,13H2,1H3,(H,24,25,26,27)/f/h25H 991A399B7ABA2C2F