CN(C)c1cnc2cncnc2n1 mol4800 0_1 CN(C)c1cnc2c[nH+]cnc2n1 mol4800 1_1 CN(C)c1c[nH+]c2cncnc2n1 mol4800 1_2 C[NH+](C)c1cnc2cncnc2n1 mol4800 1_3 CN(C)c1cnc2cncnc2[nH+]1 mol4800 1_4 CN(C)c1cnc2cnc[nH+]c2n1 mol4800 1_5