InChI=1/C19H28N4O2/c1-19(2,23-10-9-14-5-3-4-6-15(14)12-23)13-21-18(25)20-11-17(24)22-16-7-8-16/h3-6,16H,7-13H2,1-2H3,(H,22,24)(H2,20,21,25)/f/h20-22H 45253390C1241E2F