Sc1ncncc1Br    mol7168    0_1
[S-]c1nc[nH+]cc1Br    mol7168    0_2
Sc1nc[nH+]cc1Br    mol7168    1_1
Sc1[nH+]cncc1Br    mol7168    1_2
[S-]c1ncncc1Br    mol7168    -1_1