InChI=1/C18H15N5/c1-2-6-14(7-3-1)12-20-18-19-11-10-17(22-18)23-13-21-15-8-4-5-9-16(15)23/h1-11,13H,12H2,(H,19,20,22)/f/h20H 0B43FD7950E4B164