InChI=1/C18H24N6O2/c25-17(23-15-5-11-19-12-6-15)21-9-3-1-2-4-10-22-18(26)24-16-7-13-20-14-8-16/h5-8,11-14H,1-4,9-10H2,(H2,19,21,23,25)(H2,20,22,24,26)/f/h21-24H DB4A22C14130C82F