Cc1cccc([NH+]=Nc2cc(C(=O)[O-])c([O-])c3ccccc23)c1 mol12211 -1_1 Cc1cccc(N=Nc2cc(C(=O)[O-])c(O)c3ccccc23)c1 mol12211 -1_2 Cc1cccc(N=Nc2cc(C(=O)O)c([O-])c3ccccc23)c1 mol12211 -1_3 Cc1cccc(N=[NH+]c2cc(C(=O)[O-])c([O-])c3ccccc23)c1 mol12211 -1_4 Cc1cccc(N=Nc2cc(C(=O)[O-])c([O-])c3ccccc23)c1 mol12211 -2_1