InChI=1/C12H16N4O3/c1-7-2-8-4-13-6-11(8)15(7)12(17)10-3-9(5-14-10)16(18)19/h3,5,7-8,11,13H,2,4,6H2,1H3,(H,14,17)/t7-,8+,11+/m1/s1/f/h13H BD0B31BDA25BA909