COc1nc(N)cc(N)c1C#N    mol34877    0_1
COc1nc(N)cc(N)c1C#[NH+]    mol34877    1_1
COc1[nH+]c(N)cc(N)c1C#N    mol34877    1_2
COc1nc([NH3+])cc(N)c1C#N    mol34877    1_3
COc1nc(N)cc([NH3+])c1C#N    mol34877    1_4