InChI=1/C20H19N5/c1-12-15(11-23-19-17(12)18(21)24-20(22)25-19)10-9-14-7-4-6-13-5-2-3-8-16(13)14/h2-8,11H,9-10H2,1H3,(H4,21,22,23,24,25)/f/h21-22H2 5D4DB902A0E0859E