CN(C)c1ncnc2nc[nH]c12 mol4876 0_1 CN(C)c1ncnc2[nH+]c[nH]c12 mol4876 1_1 CN(C)c1nc[nH+]c2nc[nH]c12 mol4876 1_2 C[NH+](C)c1ncnc2nc[nH]c12 mol4876 1_3 CN(C)c1[nH+]cnc2nc[nH]c12 mol4876 1_4 CN(C)c1ncnc2nc[n-]c12 mol4876 -1_1