Cc1c(C)c(C(=O)O)c([N+](=O)[O-])c([N+](=O)[O-])c1O    mol23129    0_1
Cc1c(C)c(C(=O)[O-])c([N+](=O)[O-])c([N+](=O)[O-])c1O    mol23129    -1_1
Cc1c(C)c(C(=O)O)c([N+](=O)[O-])c([N+](=O)[O-])c1[O-]    mol23129    -1_2