Cc1nc(N)c2cnn(C)c2n1 mol4923 0_1 Cc1nc2c(cnn2C)c(N)[nH+]1 mol4923 1_1 Cc1nc(N)c2c[nH+]n(C)c2n1 mol4923 1_2 Cc1nc(N)c2cnn(C)c2[nH+]1 mol4923 1_3 Cc1nc([NH3+])c2cnn(C)c2n1 mol4923 1_4