Cn1cnc2[nH+]c(N)nc([O-])c21 mol8253 0_1 Cn1cnc2nc(N)nc(O)c21 mol8253 0_2 Cn1c[nH+]c2nc(N)nc([O-])c21 mol8253 0_3 Cn1cnc2nc([NH3+])nc([O-])c21 mol8253 0_4 Cn1cnc2nc([NH3+])nc(O)c21 mol8253 1_1 Cn1c[nH+]c2nc(N)nc(O)c21 mol8253 1_2 Cn1cnc2[nH+]c(N)nc(O)c21 mol8253 1_3 Cn1cnc2[nH+]c([NH3+])nc([O-])c21 mol8253 1_4 Cn1c[nH+]c2[nH+]c(N)nc([O-])c21 mol8253 1_5 Cn1cnc2nc(N)[nH+]c(O)c21 mol8253 1_6 Cn1c[nH+]c2nc([NH3+])nc([O-])c21 mol8253 1_7 Cn1cnc2nc(N)nc([O-])c21 mol8253 -1_1