Cc1ccc([O-])c2[nH+]cccc12    mol12822    0_1
Cc1ccc(O)c2ncccc12    mol12822    0_2
Cc1ccc(O)c2[nH+]cccc12    mol12822    1_1
Cc1ccc([O-])c2ncccc12    mol12822    -1_1