InChI=1/C13H14N4O3/c1-7-3-11(13(20)17-16-7)15-5-10-9(6-18)4-14-8(2)12(10)19/h3-5,18-19H,6H2,1-2H3,(H,17,20)/p-1/fC13H13N4O3/h19h,14H/q-1 39B4B1F8D1634C3F