InChI=1/C23H19N5O/c1-28-21-9-5-3-7-18(21)22(27-28)23(29)17-6-2-4-8-19(17)24-13-15-10-11-16-14-25-26-20(16)12-15/h2-12,14,24H,13H2,1H3,(H,25,26)/f/h26H 2779FDD8DCB2FA9D