InChI=1S/C9H13N5O3/c1-3-5(15)4-2-11-6-9(14-4,17-3)7(16)13-8(10)12-6/h3-5,14-15H,2H2,1H3,(H3,10,11,12,13,16)/t3-,4?,5+,9?/m1/s1