InChI=1/C19H28N4O2/c1-3-4-5-6-7-10-25-16-8-9-17(24-2)14(12-16)11-15-13-22-19(21)23-18(15)20/h8-9,12-13H,3-7,10-11H2,1-2H3,(H4,20,21,22,23)/f/h20-21H2 0A219B0CC4099A03