InChI=1/C12H13N7O/c1-8-10-3-9(4-14-12(10)18(2)17-8)16-11(20)5-19-7-13-6-15-19/h3-4,6-7H,5H2,1-2H3,(H,16,20)/f/h16H 713A3ED44F5700ED