InChI=1/C12H16N4O2/c1-13-6-2-3-11(17)14-8-4-5-9-10(7-8)16-12(18)15-9/h4-5,7,13H,2-3,6H2,1H3,(H,14,17)(H2,15,16,18)/p+1/fC12H17N4O2/h13-16H/q+1 B4749C52F0D791B1