Nc1ncc(Cc2ccccc2)c(N)n1    mol7247    0_1
Nc1nc(N)c(Cc2ccccc2)c[nH+]1    mol7247    1_1
Nc1nc([NH3+])ncc1Cc1ccccc1    mol7247    1_2
Nc1ncc(Cc2ccccc2)c(N)[nH+]1    mol7247    1_3
Nc1ncc(Cc2ccccc2)c([NH3+])n1    mol7247    1_4