InChI=1/C18H16N6/c19-16-15-17(24-18(20)23-16)21-10-13(22-15)9-8-12-6-3-5-11-4-1-2-7-14(11)12/h1-7,10H,8-9H2,(H4,19,20,21,23,24)/f/h19-20H2 33772A78991A0B2E