c1ccc(-n2cn[nH+]n2)cc1    mol13981    1_1
c1ccc(-n2c[nH+]nn2)cc1    mol13981    1_2
c1ccc(-n2cnn[nH+]2)cc1    mol13981    1_3
c1ccc(-n2c[nH+][nH+]n2)cc1    mol13981    2_1
c1ccc(-n2c[nH+]n[nH+]2)cc1    mol13981    2_2
c1ccc(-n2cn[nH+][nH+]2)cc1    mol13981    2_3