N#CC(C#N)=NNc1ccccc1Cl mol13219 0_1 N#CC(C#N)=N[NH2+]c1ccccc1Cl mol13219 1_1 N#CC(C#N)=[NH+]Nc1ccccc1Cl mol13219 1_2 N#CC(C#N)=N[N-]c1ccccc1Cl mol13219 -1_1