Nc1ccc(N)c(N)c1    mol3334    0_1
Nc1ccc([NH3+])cc1N    mol3334    1_1
Nc1ccc([NH3+])c(N)c1    mol3334    1_2
Nc1ccc(N)c([NH3+])c1    mol3334    1_3
Nc1ccc([NH3+])c([NH3+])c1    mol3334    2_1
Nc1cc([NH3+])ccc1[NH3+]    mol3334    2_2
Nc1ccc([NH3+])cc1[NH3+]    mol3334    2_3