Nc1nc(N)nc(Cc2ccc(Cl)cc2)n1    mol7619    0_1
Nc1nc(N)[nH+]c(Cc2ccc(Cl)cc2)n1    mol7619    1_1
Nc1nc(Cc2ccc(Cl)cc2)nc(N)[nH+]1    mol7619    1_2
Nc1nc([NH3+])nc(Cc2ccc(Cl)cc2)n1    mol7619    1_3