InChI=1/C19H24N4O2/c1-4-6-11-23-18-16(13(3)22-23)19(24)21-17(20-18)14-9-7-8-10-15(14)25-12-5-2/h7-10H,4-6,11-12H2,1-3H3,(H,20,21,24)/f/h21H 6C0398D025414681