InChI=1/C20H19N5O/c1-14-3-2-4-15(11-14)5-10-19(26)24-17-6-8-18(9-7-17)25-20(22)16(12-21)13-23-25/h2-4,6-9,11,13H,5,10,22H2,1H3,(H,24,26)/f/h24H 9A9B23DE364AA16D