InChI=1/C14H20N6O2/c21-12(10-11-13(22)16-5-4-15-11)19-6-8-20(9-7-19)14-17-2-1-3-18-14/h1-3,11,15H,4-10H2,(H,16,22)/t11-/m0/s1/f/h16H 5A643AF6BD3B5DDE