Nc1nc(N)c2nc(N)c(N)nc2n1 mol4842 0_1 Nc1nc(N)c2[nH+]c(N)c(N)nc2n1 mol4842 1_1 Nc1nc([NH3+])c2nc(N)c(N)nc2n1 mol4842 1_2 Nc1nc(N)c2nc([NH3+])c(N)nc2n1 mol4842 1_3 Nc1nc2nc([NH3+])nc(N)c2nc1N mol4842 1_4 Nc1nc(N)c2nc(N)c(N)[nH+]c2n1 mol4842 1_5 Nc1nc(N)c2nc(N)c(N)nc2[nH+]1 mol4842 1_6 Nc1nc2nc(N)c(N)nc2c(N)[nH+]1 mol4842 1_7 Nc1nc(N)c2nc(N)c([NH3+])nc2n1 mol4842 1_8