InChI=1/C19H28N4O2/c1-14-3-2-4-15(11-14)13-23-9-7-17(8-10-23)22-19(25)20-12-18(24)21-16-5-6-16/h2-4,11,16-17H,5-10,12-13H2,1H3,(H,21,24)(H2,20,22,25)/p+1/fC19H29N4O2/h20-23H/q+1 56F0A77C52A38692