InChI=1/C16H20N4O2/c1-16(9-5-6-10-16)14(22)18-19-15-17-12-8-4-3-7-11(12)13(21)20(15)2/h3-4,7-8H,5-6,9-10H2,1-2H3,(H,17,19)(H,18,22)/f/h18-19H 5138466CDD073766