pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.93000030517578	QSARToolbox	-1	-2	O=C1C=C(C(=O)[O-])/C(=N/Nc2ccc([N+](=O)[O-])cc2)C(=O)N1	O=C1C=C(C(=O)[O-])/C(=N/[N-]c2ccc([N+](=O)[O-])cc2)C(=O)N1,O=C1C=C(C(=O)[O-])/C(=N/Nc2ccc([N+](=O)[O-])cc2)C(=O)[N-]1	mol35985	O=C1C=C(C(=O)O)/C(=N/Nc2ccc([N+](=O)[O-])cc2)C(=O)N1