CNc1ncc(Br)c(N(C)C)n1    mol7158    0_1
CNc1nc(N(C)C)c(Br)c[nH+]1    mol7158    1_1
CNc1ncc(Br)c(N(C)C)[nH+]1    mol7158    1_2
C[NH2+]c1ncc(Br)c(N(C)C)n1    mol7158    1_3
CNc1ncc(Br)c([NH+](C)C)n1    mol7158    1_4