InChI=1/C18H21N5/c1-2-6-14(7-3-1)12-20-17-15-8-4-5-9-16(15)21-18(22-17)23-11-10-19-13-23/h4-5,8-11,13-14H,1-3,6-7,12H2,(H,20,21,22)/f/h20H CDF93785A6FFEE62