InChI=1/C11H16N4O3/c1-15(8(4-16)5-17)3-7-2-12-10-9(7)13-6-14-11(10)18/h2,6,8,12,16-17H,3-5H2,1H3,(H,13,14,18)/f/h14H 26B3D1A0642C5294