N#Cc1cnc(N)nc1N    mol7275    0_1
N#Cc1cnc(N)[nH+]c1N    mol7275    1_1
N#Cc1cnc([NH3+])nc1N    mol7275    1_2
N#Cc1cnc(N)nc1[NH3+]    mol7275    1_3
N#Cc1c[nH+]c(N)nc1N    mol7275    1_4