InChI=1/C19H24N6/c1-13(19-10-14-7-15(11-19)9-16(8-14)12-19)21-22-17-3-4-18(24-23-17)25-6-2-5-20-25/h2-6,14-16H,7-12H2,1H3,(H,22,23)/b21-13+/f/h22H 4AC59D685A0C0917