O=[N+]([O-])C1=Cc2ccccc2O[C@H]1Nc1ccc([N+](=O)[O-])cc1    mol19491    0_1
O=[N+]([O-])C1=Cc2ccccc2O[C@H]1[NH2+]c1ccc([N+](=O)[O-])cc1    mol19491    1_1