Nc1nc(N)c2nn[nH]c2n1 mol8346 0_1 Nc1nc(N)c2[nH+]n[nH]c2n1 mol8346 1_1 Nc1nc([NH3+])c2nn[nH]c2n1 mol8346 1_2 Nc1nc2[nH]nnc2c(N)[nH+]1 mol8346 1_3 Nc1nc([NH3+])nc2[nH]nnc12 mol8346 1_4 Nc1nc(N)c2nn[nH]c2[nH+]1 mol8346 1_5 Nc1nc(N)c2n[nH+][nH]c2n1 mol8346 1_6 Nc1nc(N)c2nn[n-]c2n1 mol8346 -1_1